打造自己的Javascript工具类库

基本扩展、工具包

// ------------------------ 基本扩展, 字符串,数组等---------------------------------//
function extend_base (){if(!String.prototype.format ){String.prototype.format = function() {var e = arguments;return this.replace(/{(\d+)}/g,function(t, n) {return typeof e[n] != "undefined" ? e[n] : t})};}if (!Array.prototype.forEach && typeof Array.prototype.forEach !== "function") {Array.prototype.forEach = function(callback, context) {// 遍历数组,在每一项上调用回调函数，这里使用原生方法验证数组。if (Object.prototype.toString.call(this) === "[object Array]") {var i,len;//遍历该数组所有的元素for (i = 0, len = this.length; i < len; i++) {if (typeof callback === "function"  && Object.prototype.hasOwnProperty.call(this, i)) {if (callback.call(context, this[i], i, this) === false) {break; // or return;}}}}};}if(!String.prototype.format ){Array.isArray = function(obj){return obj.constructor.toString().indexOf('Array') != -1;}}}
extend_base();

//------------------------------------------------------工具包---------------------------------------------//

/*1.1.4*/
var utils = {
//****************************字符串****************************///去除空格  type 1-所有空格  2-前后空格  3-前空格 4-后空格//trim('  1235asd',1)//result：1235asdtrim: function (str, type) {switch (type) {case 1:return str.replace(/\s+/g, "");case 2:return str.replace(/(^\s*)|(\s*$)/g, "");case 3:return str.replace(/(^\s*)/g, "");case 4:return str.replace(/(\s*$)/g, "");default:return str;}},/*type1: 首字母大写2：首字母小写3：大小写转换4：全部大写5：全部小写* *///changeCase('asdasd',1)//result：AsdasdchangeCase: function (str, type) {function ToggleCase(str) {var itemText = ""str.split("").forEach(function (item) {if (/^([a-z]+)/.test(item)) {itemText += item.toUpperCase();} else if (/^([A-Z]+)/.test(item)) {itemText += item.toLowerCase();} else {itemText += item;}});return itemText;}switch (type) {case 1:return str.replace(/\b\w+\b/g, function (word) {return word.substring(0, 1).toUpperCase() + word.substring(1).toLowerCase();});case 2:return str.replace(/\b\w+\b/g, function (word) {return word.substring(0, 1).toLowerCase() + word.substring(1).toUpperCase();});case 3:return ToggleCase(str);case 4:return str.toUpperCase();case 5:return str.toLowerCase();default:return str;}},//字符串循环复制//repeatStr(str->字符串, count->次数)//repeatStr('123',3)//"result：123123123"repeatStr: function (str, count) {var text = '';for (var i = 0; i < count; i++) {text += str;}return text;},//字符串替换(字符串,要替换的字符或者正则表达式（不要写g）,替换成什么)//ecDo.replaceAll('这里是上海，中国第三大城市，广东省省会，简称穗，','上海','广州')//result："这里是广州，中国第三大城市，广东省省会，简称穗，"replaceAll: function (str, AFindText, ARepText) {raRegExp = new RegExp(AFindText, "g");return str.replace(raRegExp, ARepText);},//字符替换*//replaceStr(字符串,字符格式, 替换方式,替换的字符（默认*）)replaceStr: function (str, regArr, type, ARepText) {var regtext = '',Reg = null,replaceText = ARepText || '*';//replaceStr('18819322663',[3,5,3],0)//result：188*****663//repeatStr是在上面定义过的（字符串循环复制），大家注意哦if (regArr.length === 3 && type === 0) {regtext = '(\\w{' + regArr[0] + '})\\w{' + regArr[1] + '}(\\w{' + regArr[2] + '})'Reg = new RegExp(regtext);var replaceCount = this.repeatStr(replaceText, regArr[1]);return str.replace(Reg, '$1' + replaceCount + '$2')}//replaceStr('asdasdasdaa',[3,5,3],1)//result：***asdas***else if (regArr.length === 3 && type === 1) {regtext = '\\w{' + regArr[0] + '}(\\w{' + regArr[1] + '})\\w{' + regArr[2] + '}'Reg = new RegExp(regtext);var replaceCount1 = this.repeatStr(replaceText, regArr[0]);var replaceCount2 = this.repeatStr(replaceText, regArr[2]);return str.replace(Reg, replaceCount1 + '$1' + replaceCount2)}//replaceStr('1asd88465asdwqe3',[5],0)//result：*****8465asdwqe3else if (regArr.length === 1 && type === 0) {regtext = '(^\\w{' + regArr[0] + '})'Reg = new RegExp(regtext);var replaceCount = this.repeatStr(replaceText, regArr[0]);return str.replace(Reg, replaceCount)}//replaceStr('1asd88465asdwqe3',[5],1,'+')//result："1asd88465as+++++"else if (regArr.length === 1 && type === 1) {regtext = '(\\w{' + regArr[0] + '}$)'Reg = new RegExp(regtext);var replaceCount = this.repeatStr(replaceText, regArr[0]);return str.replace(Reg, replaceCount)}},//检测字符串//checkType('165226226326','phone')//result：false//大家可以根据需要扩展checkType: function (str, type) {switch (type) {case 'email':return /^[\w-]+(\.[\w-]+)*@[\w-]+(\.[\w-]+)+$/.test(str);case 'phone':return /^1[3|4|5|7|8][0-9]{9}$/.test(str);case 'tel':return /^(0\d{2,3}-\d{7,8})(-\d{1,4})?$/.test(str);case 'number':return /^[0-9]$/.test(str);case 'english':return /^[a-zA-Z]+$/.test(str);case 'text':return /^\w+$/.test(str);case 'chinese':return /^[\u4E00-\u9FA5]+$/.test(str);case 'lower':return /^[a-z]+$/.test(str);case 'upper':return /^[A-Z]+$/.test(str);default:return true;}},//检测密码强度//checkPwd('12asdASAD')//result：3(强度等级为3)checkPwd: function (str) {var nowLv = 0;if (str.length < 6) {return nowLv}if (/[0-9]/.test(str)) {nowLv++}if (/[a-z]/.test(str)) {nowLv++}if (/[A-Z]/.test(str)) {nowLv++}if (/[\.|-|_]/.test(str)) {nowLv++}return nowLv;},//随机码//count取值范围2-36//randomWord(10)//result："2584316588472575"//randomWord(14)//result："9b405070dd00122640c192caab84537"//randomWord(36)//result："83vhdx10rmjkyb9"randomWord: function (count) {return Math.random().toString(count).substring(2);},//查找字符串//var strTest='sad44654blog5a1sd67as9dablog4s5d16zxc4sdweasjkblogwqepaskdkblogahseiuadbhjcibloguyeajzxkcabloguyiwezxc967'//countStr(strTest,'blog')//result：6countStr: function (str, strSplit) {return str.split(strSplit).length - 1},//过滤字符串(html标签，表情，特殊字符)//字符串，替换内容（special-特殊字符,html-html标签,emjoy-emjoy表情,word-小写字母，WORD-大写字母，number-数字,chinese-中文），要替换成什么，默认'',保留哪些特殊字符//如果需要过滤多种字符，type参数使用,分割，如下栗子//过滤字符串的html标签，大写字母，中文，特殊字符，全部替换成*,但是特殊字符'%'，'?'，除了这两个，其他特殊字符全部清除//var str='asd    654a大蠢sasdasdASDQWEXZC6d5#%^*^&*^%^&*$\\"\'#@!()*/-())_\'":"{}?<div></div><img src=""/>啊实打实大蠢猪自行车这些课程';// ecDo.filterStr(str,'html,WORD,chinese,special','*','%?')//result："asd    654a**sasdasd*********6d5#%^*^&*^%^&*$\"'#@!()*/-())_'":"{}?*****************"filterStr: function (str, type, restr, spstr) {var typeArr = type.split(','), _str = str;for (var i = 0, len = typeArr.length; i < len; i++) {//是否是过滤特殊符号if (typeArr[i] === 'special') {var pattern, regText = '$()[]{}?\|^*+./\"\'+';//是否有哪些特殊符号需要保留if (spstr) {var _spstr = spstr.split(""), _regText = "[^0-9A-Za-z\\s";for (var j = 0, len1 = _spstr.length; j < len1; j++) {if (regText.indexOf(_spstr[j]) === -1) {_regText += _spstr[j];}else {_regText += '\\' + _spstr[j];}}_regText += ']'pattern = new RegExp(_regText, 'g');}else {pattern = new RegExp("[^0-9A-Za-z\\s]", 'g')}}var _restr = restr || '';switch (typeArr[i]) {case 'special':_str = _str.replace(pattern, _restr);break;case 'html':_str = _str.replace(/<\/?[^>]*>/g, _restr);break;case 'emjoy':_str = _str.replace(/[^\u4e00-\u9fa5|\u0000-\u00ff|\u3002|\uFF1F|\uFF01|\uff0c|\u3001|\uff1b|\uff1a|\u3008-\u300f|\u2018|\u2019|\u201c|\u201d|\uff08|\uff09|\u2014|\u2026|\u2013|\uff0e]/g, _restr);break;case 'word':_str = _str.replace(/[a-z]/g, _restr);break;case 'WORD':_str = _str.replace(/[A-Z]/g, _restr);break;case 'number':_str = _str.replace(/[0-9]/g, _restr);break;case 'chinese':_str = _str.replace(/[\u4E00-\u9FA5]/g, _restr);break;}}return _str;},//格式化处理字符串//ecDo.formatText('1234asda567asd890')//result："12,34a,sda,567,asd,890"//ecDo.formatText('1234asda567asd890',4,' ')//result："1 234a sda5 67as d890"//ecDo.formatText('1234asda567asd890',4,'-')//result："1-234a-sda5-67as-d890"formatText: function (str, size, delimiter) {var _size = size || 3, _delimiter = delimiter || ',';var regText = '\\B(?=(\\w{' + _size + '})+(?!\\w))';var reg = new RegExp(regText, 'g');return str.replace(reg, _delimiter);},//找出最长单词 (Find the Longest word in a String)//longestWord('Find the Longest word in a String')//result：7//longestWord('Find|the|Longest|word|in|a|String','|')//result：7longestWord: function (str, splitType) {var _splitType = splitType || /\s+/g,_max = 0,_item='';var strArr = str.split(_splitType);strArr.forEach(function (item) {if (_max < item.length) {_max = item.length_item=item;}})return {el:_item,max:_max};},//句中单词首字母大写 (Title Case a Sentence)//这个我也一直在纠结，英文标题，即使是首字母大写，也未必每一个单词的首字母都是大写的，但是又不知道哪些应该大写，哪些不应该大写//ecDo.titleCaseUp('this is a title')//"This Is A Title"titleCaseUp: function (str, splitType) {var _splitType = splitType || /\s+/g;var strArr = str.split(_splitType),result = "", _this = thisstrArr.forEach(function (item) {result += _this.changeCase(item, 1) + ' ';})return this.trim(result, 4)},//****************************数组*****************************///数组去重removeRepeatArray: function (arr) {return arr.filter(function (item, index, self) {return self.indexOf(item) === index;});//es6//return Array.from(new Set(arr))},//数组顺序打乱upsetArr: function (arr) {return arr.sort(function () {return Math.random() - 0.5});},//数组最大值//这一块的封装，主要是针对数字类型的数组maxArr: function (arr) {return Math.max.apply(null, arr);},//数组最小值minArr: function (arr) {return Math.min.apply(null, arr);},//这一块的封装，主要是针对数字类型的数组//数组求和sumArr: function (arr) {return arr.reduce(function (pre, cur) {return pre + cur})},//数组平均值,小数点可能会有很多位，这里不做处理，处理了使用就不灵活了！covArr: function (arr) {return this.sumArr(arr) / arr.length;},//从数组中随机获取元素randomOne: function (arr) {return arr[Math.floor(Math.random() * arr.length)];},//回数组（字符串）一个元素出现的次数//getEleCount('asd56+asdasdwqe','a')//result：3//getEleCount([1,2,3,4,5,66,77,22,55,22],22)//result：2getEleCount: function (obj, ele) {var num = 0;for (var i = 0, len = obj.length; i < len; i++) {if (ele === obj[i]) {num++;}}return num;},//返回数组（字符串）出现最多的几次元素和出现次数//arr, rank->长度，默认为数组长度，ranktype，排序方式，默认降序//返回值：el->元素，count->次数//getCount([1,2,3,1,2,5,2,4,1,2,6,2,1,3,2])//result：[{"el":"2","count":6},{"el":"1","count":4},{"el":"3","count":2},{"el":"4","count":1},{"el":"5","count":1},{"el":"6","count":1}]//默认情况，返回所有元素出现的次数//getCount([1,2,3,1,2,5,2,4,1,2,6,2,1,3,2],3)//传参（rank=3），只返回出现次数排序前三的//result：[{"el":"2","count":6},{"el":"1","count":4},{"el":"3","count":2}]//getCount([1,2,3,1,2,5,2,4,1,2,6,2,1,3,2],null,1)//传参（ranktype=1,rank=null），升序返回所有元素出现次数//result：[{"el":"6","count":1},{"el":"5","count":1},{"el":"4","count":1},{"el":"3","count":2},{"el":"1","count":4},{"el":"2","count":6}]//getCount([1,2,3,1,2,5,2,4,1,2,6,2,1,3,2],3,1)//传参（rank=3，ranktype=1），只返回出现次数排序（升序）前三的//result：[{"el":"6","count":1},{"el":"5","count":1},{"el":"4","count":1}]getCount: function (arr, rank, ranktype) {var obj = {},k, arr1 = []//记录每一元素出现的次数for (var i = 0, len = arr.length; i < len; i++) {k = arr[i];if (obj[k]) {obj[k]++;} else {obj[k] = 1;}}//保存结果{el-'元素'，count-出现次数}for (var o in obj) {arr1.push({el: o, count: obj[o]});}//排序（降序）arr1.sort(function (n1, n2) {return n2.count - n1.count});//如果ranktype为1，则为升序，反转数组if (ranktype === 1) {arr1 = arr1.reverse();}var rank1 = rank || arr1.length;return arr1.slice(0, rank1);},//得到n1-n2下标的数组//getArrayNum([0,1,2,3,4,5,6,7,8,9],5,9)//result：[5, 6, 7, 8, 9]//getArrayNum([0,1,2,3,4,5,6,7,8,9],2) 不传第二个参数,默认返回从n1到数组结束的元素//result：[2, 3, 4, 5, 6, 7, 8, 9]getArrayNum: function (arr, n1, n2) {return arr.slice(n1, n2);},//筛选数组//删除值为'val'的数组元素//removeArrayForValue(['test','test1','test2','test','aaa'],'test','%')//result：["aaa"]   带有'test'的都删除//removeArrayForValue(['test','test1','test2','test','aaa'],'test')//result：["test1", "test2", "aaa"]  //数组元素的值全等于'test'才被删除removeArrayForValue: function (arr, val, type) {return arr.filter(function (item) {return type ? item.indexOf(val) === -1 : item !== val})},//获取对象数组某些项//var arr=[{a:1,b:2,c:9},{a:2,b:3,c:5},{a:5,b:9},{a:4,b:2,c:5},{a:4,b:5,c:7}]//getOptionArray(arr,'a,c')//result：[{a:1,c:9},{a:2,c:5},{a:5,c:underfind},{a:4,c:5},{a:4,c:7}]//getOptionArray(arr,'b',1)//result：[2, 3, 9, 2, 5]getOptionArray: function (arr, keys) {var newArr = []if (!keys) {return arr}var _keys = keys.split(','), newArrOne = {};//是否只是需要获取某一项的值if (_keys.length === 1) {for (var i = 0, len = arr.length; i < len; i++) {newArr.push(arr[i][keys])}return newArr;}for (var i = 0, len = arr.length; i < len; i++) {newArrOne = {};for (var j = 0, len1 = _keys.length; j < len1; j++) {newArrOne[_keys[j]] = arr[i][_keys[j]]}newArr.push(newArrOne);}return newArr},//排除数组某些项//var arr=[{a:1,b:2,c:9},{a:2,b:3,c:5},{a:5,b:9},{a:4,b:2,c:5},{a:4,b:5,c:7}]//filterOptionArray(arr,'a')//result：[{b:2,c:9},{b:3,c:5},{b:9},{b:2,c:5},{b:5,c:7}]//filterOptionArray(arr,'a,c')//result：[{b:2},{b:3},{b:9},{b:2},{b:5}]filterOptionArray: function (arr, keys) {var newArr = []var _keys = keys.split(','), newArrOne = {};for (var i = 0, len = arr.length; i < len; i++) {newArrOne = {};for (var key in arr[i]) {//如果key不存在排除keys里面,添加数据if (_keys.indexOf(key) === -1) {newArrOne[key] = arr[i][key];}}newArr.push(newArrOne);}return newArr},//对象数组的排序//var arr=[{a:1,b:2,c:9},{a:2,b:3,c:5},{a:5,b:9},{a:4,b:2,c:5},{a:4,b:5,c:7}]//ecDo.arraySort(arr,'a,b')a是第一排序条件，b是第二排序条件//result：[{"a":1,"b":2,"c":9},{"a":2,"b":3,"c":5},{"a":4,"b":2,"c":5},{"a":4,"b":5,"c":7},{"a":5,"b":9}]arraySort: function (arr, sortText) {if (!sortText) {return arr}var _sortText = sortText.split(',').reverse(), _arr = arr.slice(0);for (var i = 0, len = _sortText.length; i < len; i++) {_arr.sort(function (n1, n2) {return n1[_sortText[i]] - n2[_sortText[i]]})}return _arr;},//数组扁平化steamroller: function (arr) {var newArr = [],_this=this;for (var i = 0; i < arr.length; i++) {if (Array.isArray(arr[i])) {// 如果是数组，调用(递归)steamroller 将其扁平化// 然后再 push 到 newArr 中newArr.push.apply(newArr, _this.steamroller(arr[i]));} else {// 不是数组直接 push 到 newArr 中newArr.push(arr[i]);}}return newArr;},//另一种写法//steamroller([1,2,[4,5,[1,23]]])//[1, 2, 4, 5, 1, 23]/** i=0 newArr.push(arr[i])  [1]* i=1 newArr.push(arr[i])  [1,2]* i=2 newArr = newArr.concat(steamroller(arr[i]));  执行到下面* 第一次i=2进入后 i=0, newArr.push(arr[i]);  [4]* 第一次i=2进入后 i=1, newArr.push(arr[i]);  [4，5]*  * i=2 newArr = newArr.concat(steamroller(arr[i]));  执行到下面* 第二次i=2进入后 i=0, newArr.push(arr[i]);  [1]* 第二次i=2进入后 i=1, newArr.push(arr[i]);  [1，23]  执行到下面* 第二次循环完，回到第一次进入后  newArr = newArr.concat(steamroller(arr[i]));  [4,5].concat([1,23])   [4,5,1,23]* 然后回到第一次   [1,2].concat([4,5,1,23])*///  steamroller: function (arr) {//      var newArr = [];//      for (var i = 0; i < arr.length; i++) {//          if (Array.isArray(arr[i])) {//              // 如果是数组，调用(递归)steamroller 将其扁平化//              // 然后再 push 到 newArr 中//              newArr = newArr.concat(steamroller(arr[i]));//          } else {//              // 不是数组直接 push 到 newArr 中//              newArr.push(arr[i]);//          }//      }//      return newArr;//  },//****************************对象及其他*****************************///适配remgetFontSize: function (_client) {var doc = document,win = window;var docEl = doc.documentElement,resizeEvt = 'orientationchange' in window ? 'orientationchange' : 'resize',recalc = function () {var clientWidth = docEl.clientWidth;if (!clientWidth) return;//如果屏幕大于750（750是根据我效果图设置的，具体数值参考效果图），就设置clientWidth=750，防止font-size会超过100pxif (clientWidth > _client) {clientWidth = _client}//设置根元素font-size大小docEl.style.fontSize = 100 * (clientWidth / _client) + 'px';};//屏幕大小改变，或者横竖屏切换时，触发函数win.addEventListener(resizeEvt, recalc, false);//文档加载完成时，触发函数doc.addEventListener('DOMContentLoaded', recalc, false);},//到某一个时间的倒计时//getEndTime('2017/7/22 16:0:0')//result："剩余时间6天 2小时 28 分钟20 秒"getEndTime: function (endTime) {var startDate = new Date(); //开始时间，当前时间var endDate = new Date(endTime); //结束时间，需传入时间参数var t = endDate.getTime() - startDate.getTime(); //时间差的毫秒数var d = 0,h = 0,m = 0,s = 0;if (t >= 0) {d = Math.floor(t / 1000 / 3600 / 24);h = Math.floor(t / 1000 / 60 / 60 % 24);m = Math.floor(t / 1000 / 60 % 60);s = Math.floor(t / 1000 % 60);}return "剩余时间" + d + "天 " + h + "小时 " + m + " 分钟" + s + " 秒";},//随进产生颜色randomColor: function () {//randomNumber是下面定义的函数//写法1//return 'rgb(' + this.randomNumber(255) + ',' + this.randomNumber(255) + ',' + this.randomNumber(255) + ')';//写法2return '#' + Math.random().toString(16).substring(2).substr(0, 6);//写法3//var color='#',_index=this.randomNumber(15);//for(var i=0;i<6;i++){//color+='0123456789abcdef'[_index];//}//return color;},//随机返回一个范围的数字randomNumber: function (n1, n2) {//randomNumber(5,10)//返回5-10的随机整数，包括5，10if (arguments.length === 2) {return Math.round(n1 + Math.random() * (n2 - n1));}//randomNumber(10)//返回0-10的随机整数，包括0，10else if (arguments.length === 1) {return Math.round(Math.random() * n1)}//randomNumber()//返回0-255的随机整数，包括0，255else {return Math.round(Math.random() * 255)}},//设置url参数//setUrlPrmt({'a':1,'b':2})//result：a=1&b=2setUrlPrmt: function (obj) {var _rs = [];for (var p in obj) {if (obj[p] != null && obj[p] != '') {_rs.push(p + '=' + obj[p])}}return _rs.join('&');},//获取url参数//getUrlPrmt('segmentfault.com/write?draftId=122000011938')//result：Object{draftId: "122000011938"}getUrlPrmt: function (url) {url = url ? url : window.location.href;var _pa = url.substring(url.indexOf('?') + 1),_arrS = _pa.split('&'),_rs = {};for (var i = 0, _len = _arrS.length; i < _len; i++) {var pos = _arrS[i].indexOf('=');if (pos == -1) {continue;}var name = _arrS[i].substring(0, pos),value = window.decodeURIComponent(_arrS[i].substring(pos + 1));_rs[name] = value;}return _rs;},//现金额大写转换函数//upDigit(168752632)//result："人民币壹亿陆仟捌佰柒拾伍万贰仟陆佰叁拾贰元整"//upDigit(1682)//result："人民币壹仟陆佰捌拾贰元整"//upDigit(-1693)//result："欠人民币壹仟陆佰玖拾叁元整"upDigit: function (n) {var fraction = ['角', '分', '厘'];var digit = ['零', '壹', '贰', '叁', '肆', '伍', '陆', '柒', '捌', '玖'];var unit = [['元', '万', '亿'],['', '拾', '佰', '仟']];var head = n < 0 ? '欠人民币' : '人民币';n = Math.abs(n);var s = '';for (var i = 0; i < fraction.length; i++) {s += (digit[Math.floor(n * 10 * Math.pow(10, i)) % 10] + fraction[i]).replace(/零./, '');}s = s || '整';n = Math.floor(n);for (var i = 0; i < unit[0].length && n > 0; i++) {var p = '';for (var j = 0; j < unit[1].length && n > 0; j++) {p = digit[n % 10] + unit[1][j] + p;n = Math.floor(n / 10);}s = p.replace(/(零.)*零$/, '').replace(/^$/, '零') + unit[0][i] + s;//s = p + unit[0][i] + s;}return head + s.replace(/(零.)*零元/, '元').replace(/(零.)+/g, '零').replace(/^整$/, '零元整');},//清除对象中值为空的属性//filterParams({a:"",b:null,c:"010",d:123})//Object {c: "010", d: 123}filterParams: function (obj) {var _newPar = {};for (var key in obj) {if ((obj[key] === 0 ||obj[key] === false|| obj[key]) && obj[key].toString().replace(/(^\s*)|(\s*$)/g, '') !== '') {_newPar[key] = obj[key];}}return _newPar;},
//****************************cookie****************************///设置cookiesetCookie: function (name, value, iDay) {var oDate = new Date();oDate.setDate(oDate.getDate() + iDay);document.cookie = name + '=' + value + ';expires=' + oDate;},//获取cookiegetCookie: function (name) {var arr = document.cookie.split('; ');for (var i = 0; i < arr.length; i++) {var arr2 = arr[i].split('=');if (arr2[0] == name) {return arr2[1];}}return '';},//删除cookieremoveCookie: function (name) {this.setCookie(name, 1, -1);},/*DOM*///检测对象是否有哪个类名hasClass: function (obj, classStr) {if (obj.className && this.trim(obj.className, 1) !== "") {var arr = obj.className.split(/\s+/); //这个正则表达式是因为class可以有多个,判断是否包含return (arr.indexOf(classStr) == -1) ? false : true;}else {return false;}},//添加类名addClass: function (obj, classStr) {if ((this.istype(obj, 'array') || this.istype(obj, 'elements')) && obj.length >= 1) {for (var i = 0, len = obj.length; i < len; i++) {if (!this.hasClass(obj[i], classStr)) {obj[i].className += " " + classStr;}}}else {if (!this.hasClass(obj, classStr)) {obj.className += " " + classStr;}}},//删除类名removeClass: function (obj, classStr) {if ((this.istype(obj, 'array') || this.istype(obj, 'elements')) && obj.length > 1) {for (var i = 0, len = obj.length; i < len; i++) {if (this.hasClass(obj[i], classStr)) {var reg = new RegExp('(\\s|^)' + classStr + '(\\s|$)');obj[i].className = obj[i].className.replace(reg, '');}}}else {if (this.hasClass(obj, classStr)) {var reg = new RegExp('(\\s|^)' + classStr + '(\\s|$)');obj.className = obj.className.replace(reg, '');}}},//替换类名("被替换的类名","替换的类名")replaceClass: function (obj, newName, oldName) {this.removeClass(obj, oldName);this.addClass(obj, newName);},//获取兄弟节点//ecDo.siblings(obj,'#id')siblings: function (obj, opt) {var a = []; //定义一个数组，用来存o的兄弟元素var p = obj.previousSibling;while (p) { //先取o的哥哥们 判断有没有上一个哥哥元素，如果有则往下执行 p表示previousSiblingif (p.nodeType === 1) {a.push(p);}p = p.previousSibling //最后把上一个节点赋给p}a.reverse() //把顺序反转一下 这样元素的顺序就是按先后的了var n = obj.nextSibling; //再取o的弟弟while (n) { //判断有没有下一个弟弟结点 n是nextSibling的意思if (n.nodeType === 1) {a.push(n);}n = n.nextSibling;}if (opt) {var _opt = opt.substr(1);var b = [];//定义一个数组，用于储存过滤a的数组if (opt[0] === '.') {b = a.filter(function (item) {return item.className === _opt});}else if (opt[0] === '#') {b = a.filter(function (item) {return item.id === _opt});}else {b = a.filter(function (item) {return item.tagName.toLowerCase() === opt});}return b;}return a;},//设置样式css: function (obj, json) {for (var attr in json) {obj.style[attr] = json[attr];}},//设置HTML内容html: function (obj) {if (arguments.length === 1) {return obj.innerHTML;} else if (arguments.length === 2) {obj.innerHTML = arguments[1];}},//设置HTML内容text: function (obj) {if (arguments.length === 1) {return obj.innerHTML;} else if (arguments.length === 2) {obj.innerHTML = this.filterStr(arguments[1],'html');}},//显示隐藏show: function (obj) {var blockArr=['div','li','ul','ol','dl','table','article','h1','h2','h3','h4','h5','h6','p','hr','header','footer','details','summary','section','aside','']if(blockArr.indexOf(obj.tagName.toLocaleLowerCase())===-1){obj.style.display ='inline';}else{obj.style.display ='block';}},hide: function (obj) {obj.style.display = "none";},/* 封装ajax函数* @param {string}obj.type http连接的方式，包括POST和GET两种方式* @param {string}obj.url 发送请求的url* @param {boolean}obj.async 是否为异步请求，true为异步的，false为同步的* @param {object}obj.data 发送的参数，格式为对象类型* @param {function}obj.success ajax发送并接收成功调用的回调函数* @param {function}obj.error ajax发送失败或者接收失败调用的回调函数*///  ajax({//   type:'get',//     url:'xxx',//      data:{//        id:'111'//    },//    success:function(res){//        console.log(res)//      }//  })ajax: function (obj) {obj = obj || {};obj.type = obj.type.toUpperCase() || 'POST';obj.url = obj.url || '';obj.async = obj.async || true;obj.data = obj.data || null;obj.success = obj.success || function () {};obj.error = obj.error || function () {};var xmlHttp = null;if (XMLHttpRequest) {xmlHttp = new XMLHttpRequest();} else {xmlHttp = new ActiveXObject('Microsoft.XMLHTTP');}var params = [];for (var key in obj.data) {params.push(key + '=' + obj.data[key]);}var postData = params.join('&');if (obj.type.toUpperCase() === 'POST') {xmlHttp.open(obj.type, obj.url, obj.async);xmlHttp.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded;charset=utf-8');xmlHttp.send(postData);} else if (obj.type.toUpperCase() === 'GET') {xmlHttp.open(obj.type, obj.url + '?' + postData, obj.async);xmlHttp.send(null);}xmlHttp.onreadystatechange = function () {if (xmlHttp.readyState == 4 && xmlHttp.status == 200) {obj.success(xmlHttp.responseText);} else {obj.error(xmlHttp.responseText);}};},//图片没加载出来时用一张图片代替aftLoadImg: function (obj, url, errorUrl,cb) {var oImg = new Image(), _this = this;oImg.src = url;oImg.onload = function () {obj.src = oImg.src;if (cb && _this.istype(cb, 'function')) {cb(obj);}}oImg.οnerrοr=function () {obj.src=errorUrl;if (cb && _this.istype(cb, 'function')) {cb(obj);}}},//图片滚动懒加载//@className {string} 要遍历图片的类名//@num {number} 距离多少的时候开始加载 默认 0//比如，一张图片距离文档顶部3000，num参数设置200，那么在页面滚动到2800的时候，图片加载。不传num参数就滚动，num默认是0，页面滚动到3000就加载//html代码//<p><img data-src="lawyerOtherImg.jpg" class="load-img" width='528' height='304' /></p>//<p><img data-src="lawyerOtherImg.jpg" class="load-img" width='528' height='304' /></p>//<p><img data-src="lawyerOtherImg.jpg" class="load-img" width='528' height='304' /></p>....//data-src储存src的数据，到需要加载的时候把data-src的值赋值给src属性，图片就会加载。//详细可以查看testLoadImg.html//window.onload = function() {//    loadImg('load-img',100);//    window.onscroll = function() {//       loadImg('load-img',100);//        }//}loadImg: function (className, num, errorUrl) {var _className = className || 'ec-load-img', _num = num || 0, _this = this,_errorUrl=errorUrl||null;var oImgLoad = document.getElementsByClassName(_className);for (var i = 0, len = oImgLoad.length; i < len; i++) {//如果图片已经滚动到指定的高度if (document.documentElement.clientHeight + document.documentElement.scrollTop > oImgLoad[i].offsetTop - _num && !oImgLoad[i].isLoad) {//记录图片是否已经加载oImgLoad[i].isLoad = true;//设置过渡，当图片下来的时候有一个图片透明度变化oImgLoad[i].style.cssText = "transition: ''; opacity: 0;"if (oImgLoad[i].dataset) {this.aftLoadImg(oImgLoad[i], oImgLoad[i].dataset.src, _errorUrl, function (o) {//添加定时器，确保图片已经加载完了，再把图片指定的的class，清掉，避免重复编辑setTimeout(function () {if (o.isLoad) {_this.removeClass(o, _className);o.style.cssText = "";}}, 1000)});} else {this.aftLoadImg(oImgLoad[i], oImgLoad[i].getAttribute("data-src"), _errorUrl, function (o) {//添加定时器，确保图片已经加载完了，再把图片指定的的class，清掉，避免重复编辑setTimeout(function () {if (o.isLoad) {_this.removeClass(o, _className);o.style.cssText = "";}}, 1000)});}(function (i) {setTimeout(function () {oImgLoad[i].style.cssText = "transition:all 1s; opacity: 1;";}, 16)})(i);}}},//创建正则字符createKeyExp: function (strArr) {var str = "";for (var i = 0; i < strArr.length; i++) {if (i != strArr.length - 1) {str = str + strArr[i] + "|";} else {str = str + strArr[i];}}return "(" + str + ")";},//关键字加标签（多个关键词用空格隔开）//ecDo.findKey('守侯我oaks接到了来自下次你离开快乐吉祥留在开城侯','守侯 开','i')//"<i>守侯</i>我oaks接到了来自下次你离<i>开</i>快乐吉祥留在<i>开</i>城侯"findKey: function (str, key, el) {var arr = null,regStr = null,content = null,Reg = null,_el = el || 'span';arr = key.split(/\s+/);//alert(regStr); //    如：(前端|过来)regStr = this.createKeyExp(arr);content = str;//alert(Reg);//        /如：(前端|过来)/gReg = new RegExp(regStr, "g");//过滤html标签 替换标签，往关键字前后加上标签content = content.replace(/<\/?[^>]*>/g, '')return content.replace(Reg, "<" + _el + ">$1</" + _el + ">");},//数据类型判断//ecDo.istype([],'array')//true//ecDo.istype([])//'[object Array]'istype: function (o, type) {if (type) {var _type = type.toLowerCase();}switch (_type) {case 'string':return Object.prototype.toString.call(o) === '[object String]';case 'number':return Object.prototype.toString.call(o) === '[object Number]';case 'boolean':return Object.prototype.toString.call(o) === '[object Boolean]';case 'undefined':return Object.prototype.toString.call(o) === '[object Undefined]';case 'null':return Object.prototype.toString.call(o) === '[object Null]';case 'function':return Object.prototype.toString.call(o) === '[object Function]';case 'array':return Object.prototype.toString.call(o) === '[object Array]';case 'object':return Object.prototype.toString.call(o) === '[object Object]';case 'nan':return isNaN(o);case 'elements':return Object.prototype.toString.call(o).indexOf('HTML') !== -1default:return Object.prototype.toString.call(o)}},//手机类型判断browserInfo: function (type) {switch (type) {case 'android':return navigator.userAgent.toLowerCase().indexOf('android') !== -1case 'iphone':return navigator.userAgent.toLowerCase().indexOf('iphone') !== -1case 'ipad':return navigator.userAgent.toLowerCase().indexOf('ipad') !== -1case 'weixin':return navigator.userAgent.toLowerCase().indexOf('micromessenger') !== -1default:return navigator.userAgent.toLowerCase()}},//函数节流// var count=0;// function fn1(){//     count++;//     console.log(count)// }// //100ms内连续触发的调用，后一个调用会把前一个调用的等待处理掉，但每隔200ms至少执行一次// document.οnmοusemοve=delayFn(fn1,100,200)delayFn: function (fn, delay, mustDelay) {var timer = null;var t_start;return function () {var context = this, args = arguments, t_cur = +new Date();//先清理上一次的调用触发（上一次调用触发事件不执行）clearTimeout(timer);//如果不存触发时间，那么当前的时间就是触发时间if (!t_start) {t_start = t_cur;}//如果当前时间-触发时间大于最大的间隔时间（mustDelay），触发一次函数运行函数if (t_cur - t_start >= mustDelay) {fn.apply(context, args);t_start = t_cur;}//否则延迟执行else {timer = setTimeout(function () {fn.apply(context, args);}, delay);}};}
}

/*2.0.0*/
var utils = {
//***************字符串模块**************************///去除空格  type 1-所有空格  2-前后空格  3-前空格 4-后空格//trim('  1235asd',1)//result：1235asdtrim(str, type) {switch (type) {case 1:return str.replace(/\s+/g, "");case 2:return str.replace(/(^\s*)|(\s*$)/g, "");case 3:return str.replace(/(^\s*)/g, "");case 4:return str.replace(/(\s*$)/g, "");default:return str;}},/*type1:首字母大写2：首字母小写3：大小写转换4：全部大写5：全部小写* *///changeCase('asdasd',1)//result：AsdasdchangeCase(str, type) {function ToggleCase(str) {let itemText = ""str.split("").forEach(item => {if (/^([a-z]+)/.test(item)) {itemText += item.toUpperCase();} else if (/^([A-Z]+)/.test(item)) {itemText += item.toLowerCase();} else {itemText += item;}});return itemText;}switch (type) {case 1:return str.replace(/\b\w+\b/g, function (word) {return word.substring(0, 1).toUpperCase() + word.substring(1).toLowerCase();});case 2:return str.replace(/\b\w+\b/g, function (word) {return word.substring(0, 1).toLowerCase() + word.substring(1).toUpperCase();});case 3:return ToggleCase(str);case 4:return str.toUpperCase();case 5:return str.toLowerCase();default:return str;}},//字符串循环复制//repeatStr(str->字符串, count->次数)//repeatStr('123',3)//"result：123123123"repeatStr(str, count) {return str.repeat(count);},//字符串替换(字符串,要替换的字符或者正则表达式（不要写g）,替换成什么)//ecDo.replaceAll('这里是上海，中国第三大城市，广东省省会，简称穗，','上海','广州')//result："这里是广州，中国第三大城市，广东省省会，简称穗，"replaceAll(str, AFindText, ARepText) {let raRegExp = new RegExp(AFindText, "g");return str.replace(raRegExp, ARepText);},//字符替换*//replaceStr(字符串,字符格式, 替换方式,替换的字符（默认*）)replaceStr(str, regArr, type = 0, ARepText = '*') {let regtext = '',Reg = null,replaceText = ARepText;//replaceStr('18819322663',[3,5,3],0)//result：188*****663//repeatStr是在上面定义过的（字符串循环复制），大家注意哦if (regArr.length === 3 && type === 0) {regtext = '(\\w{' + regArr[0] + '})\\w{' + regArr[1] + '}(\\w{' + regArr[2] + '})'Reg = new RegExp(regtext);let replaceCount = this.repeatStr(replaceText, regArr[1]);return str.replace(Reg, '$1' + replaceCount + '$2')}//replaceStr('asdasdasdaa',[3,5,3],1)//result：***asdas***else if (regArr.length === 3 && type === 1) {regtext = '\\w{' + regArr[0] + '}(\\w{' + regArr[1] + '})\\w{' + regArr[2] + '}'Reg = new RegExp(regtext);let replaceCount1 = this.repeatStr(replaceText, regArr[0]);let replaceCount2 = this.repeatStr(replaceText, regArr[2]);return str.replace(Reg, replaceCount1 + '$1' + replaceCount2)}//replaceStr('1asd88465asdwqe3',[5],0)//result：*****8465asdwqe3else if (regArr.length === 1 && type === 0) {regtext = '(^\\w{' + regArr[0] + '})'Reg = new RegExp(regtext);let replaceCount = this.repeatStr(replaceText, regArr[0]);return str.replace(Reg, replaceCount)}//replaceStr('1asd88465asdwqe3',[5],1,'+')//result："1asd88465as+++++"else if (regArr.length === 1 && type === 1) {regtext = '(\\w{' + regArr[0] + '}$)'Reg = new RegExp(regtext);let replaceCount = this.repeatStr(replaceText, regArr[0]);return str.replace(Reg, replaceCount)}},//检测字符串//checkType('165226226326','phone')//result：false//大家可以根据需要扩展checkType(str, type) {switch (type) {case 'email':return /^[\w-]+(\.[\w-]+)*@[\w-]+(\.[\w-]+)+$/.test(str);case 'phone':return /^1[3|4|5|7|8][0-9]{9}$/.test(str);case 'tel':return /^(0\d{2,3}-\d{7,8})(-\d{1,4})?$/.test(str);case 'number':return /^[0-9]$/.test(str);case 'english':return /^[a-zA-Z]+$/.test(str);case 'text':return /^\w+$/.test(str);case 'chinese':return /^[\u4E00-\u9FA5]+$/.test(str);case 'lower':return /^[a-z]+$/.test(str);case 'upper':return /^[A-Z]+$/.test(str);default:return true;}},//检测密码强度//checkPwd('12asdASAD')//result：3(强度等级为3)checkPwd(str) {let nowLv = 0;if (str.length < 6) {return nowLv}if (/[0-9]/.test(str)) {nowLv++}if (/[a-z]/.test(str)) {nowLv++}if (/[A-Z]/.test(str)) {nowLv++}if (/[\.|-|_]/.test(str)) {nowLv++}return nowLv;},//随机码//count取值范围2-36//randomWord(10)//result："2584316588472575"//randomWord(14)//result："9b405070dd00122640c192caab84537"//randomWord(36)//result："83vhdx10rmjkyb9"randomWord(count) {return Math.random().toString(count).substring(2);},//查找字符串//let strTest='sad44654blog5a1sd67as9dablog4s5d16zxc4sdweasjkblogwqepaskdkblogahseiuadbhjcibloguyeajzxkcabloguyiwezxc967'//countStr(strTest,'blog')//result：6countStr(str, strSplit) {return str.split(strSplit).length - 1},//过滤字符串(html标签，表情，特殊字符)//字符串，替换内容（special-特殊字符,html-html标签,emjoy-emjoy表情,word-小写字母，WORD-大写字母，number-数字,chinese-中文），要替换成什么，默认'',保留哪些特殊字符//如果需要过滤多种字符，type参数使用,分割，如下栗子//过滤字符串的html标签，大写字母，中文，特殊字符，全部替换成*,但是特殊字符'%'，'?'，除了这两个，其他特殊字符全部清除//let str='asd    654a大蠢sasdasdASDQWEXZC6d5#%^*^&*^%^&*$\\"\'#@!()*/-())_\'":"{}?<div></div><img src=""/>啊实打实大蠢猪自行车这些课程';// ecDo.filterStr(str,'html,WORD,chinese,special','*','%?')//result："asd    654a**sasdasd*********6d5#%^*^&*^%^&*$\"'#@!()*/-())_'":"{}?*****************"filterStr(str, type, restr = '', spstr) {let typeArr = type.split(','), _str = str;for (let i = 0, len = typeArr.length; i < len; i++) {//是否是过滤特殊符号let pattern;if (typeArr[i] === 'special') {let regText = '$()[]{}?\|^*+./\"\'+';//是否有哪些特殊符号需要保留if (spstr) {let _spstr = spstr.split(""), _regText = "[^0-9A-Za-z\\s";for (let j = 0, len1 = _spstr.length; j < len1; j++) {if (regText.indexOf(_spstr[j]) === -1) {_regText += _spstr[j];}else {_regText += '\\' + _spstr[j];}}_regText += ']'pattern = new RegExp(_regText, 'g');}else {pattern = new RegExp("[^0-9A-Za-z\\s]", 'g')}}switch (typeArr[i]) {case 'special':_str = _str.replace(pattern, restr);break;case 'html':_str = _str.replace(/<\/?[^>]*>/g, restr);break;case 'emjoy':_str = _str.replace(/[^\u4e00-\u9fa5|\u0000-\u00ff|\u3002|\uFF1F|\uFF01|\uff0c|\u3001|\uff1b|\uff1a|\u3008-\u300f|\u2018|\u2019|\u201c|\u201d|\uff08|\uff09|\u2014|\u2026|\u2013|\uff0e]/g, restr);break;case 'word':_str = _str.replace(/[a-z]/g, restr);break;case 'WORD':_str = _str.replace(/[A-Z]/g, restr);break;case 'number':_str = _str.replace(/[0-9]/g, restr);break;case 'chinese':_str = _str.replace(/[\u4E00-\u9FA5]/g, restr);break;}}return _str;},//格式化处理字符串//ecDo.formatText('1234asda567asd890')//result："12,34a,sda,567,asd,890"//ecDo.formatText('1234asda567asd890',4,' ')//result："1 234a sda5 67as d890"//ecDo.formatText('1234asda567asd890',4,'-')//result："1-234a-sda5-67as-d890"formatText(str, size = 3, delimiter = ',') {let regText = '\\B(?=(\\w{' + size + '})+(?!\\w))';let reg = new RegExp(regText, 'g');return str.replace(reg, delimiter);},//找出最长单词 (Find the Longest word in a String)//longestWord('Find the Longest word in a String')//result：7//longestWord('Find|the|Longest|word|in|a|String','|')//result：7longestWord(str, splitType = /\s+/g) {let _max = 0, _item = '';let strArr = str.split(splitType);strArr.forEach(item => {if (_max < item.length) {_max = item.length;_item = item;}});return {el: _item, max: _max};},//句中单词首字母大写 (Title Case a Sentence)//这个我也一直在纠结，英文标题，即使是首字母大写，也未必每一个单词的首字母都是大写的，但是又不知道哪些应该大写，哪些不应该大写//ecDo.titleCaseUp('this is a title')//"This Is A Title"titleCaseUp(str, splitType = /\s+/g) {let strArr = str.split(splitType),result = "";strArr.forEach(item => {result += this.changeCase(item, 1) + ' ';});return this.trim(result, 4)},
//***************字符串模块End**************************/
//***************数组模块**************************///数组去重removeRepeatArray(arr) {// return arr.filter(function (item, index, self) {//     return self.indexOf(item) === index;// });//es6return [...new Set(arr)]},//数组顺序打乱upsetArr(arr) {return arr.sort(() => {return Math.random() - 0.5});},//数组最大值//这一块的封装，主要是针对数字类型的数组maxArr(arr) {return Math.max.apply(null, arr);},//数组最小值minArr(arr) {return Math.min.apply(null, arr);},//这一块的封装，主要是针对数字类型的数组//数组求和sumArr(arr) {return arr.reduce((pre, cur) =>pre + cur)},//数组平均值,小数点可能会有很多位，这里不做处理，处理了使用就不灵活了！covArr(arr) {return this.sumArr(arr) / arr.length;},//从数组中随机获取元素randomOne(arr) {return arr[Math.floor(Math.random() * arr.length)];},//回数组（字符串）一个元素出现的次数//getEleCount('asd56+asdasdwqe','a')//result：3//getEleCount([1,2,3,4,5,66,77,22,55,22],22)//result：2getEleCount(obj, ele) {let num = 0;for (let i = 0, len = obj.length; i < len; i++) {if (ele === obj[i]) {num++;}}return num;},//返回数组（字符串）出现最多的几次元素和出现次数//arr, rank->长度，默认为数组长度，ranktype，排序方式，默认降序//返回值：el->元素，count->次数//getCount([1,2,3,1,2,5,2,4,1,2,6,2,1,3,2])//result：[{"el":"2","count":6},{"el":"1","count":4},{"el":"3","count":2},{"el":"4","count":1},{"el":"5","count":1},{"el":"6","count":1}]//默认情况，返回所有元素出现的次数//getCount([1,2,3,1,2,5,2,4,1,2,6,2,1,3,2],3)//传参（rank=3），只返回出现次数排序前三的//result：[{"el":"2","count":6},{"el":"1","count":4},{"el":"3","count":2}]//getCount([1,2,3,1,2,5,2,4,1,2,6,2,1,3,2],null,1)//传参（ranktype=1,rank=null），升序返回所有元素出现次数//result：[{"el":"6","count":1},{"el":"5","count":1},{"el":"4","count":1},{"el":"3","count":2},{"el":"1","count":4},{"el":"2","count":6}]//getCount([1,2,3,1,2,5,2,4,1,2,6,2,1,3,2],3,1)//传参（rank=3，ranktype=1），只返回出现次数排序（升序）前三的//result：[{"el":"6","count":1},{"el":"5","count":1},{"el":"4","count":1}]getCount(arr, rank, ranktype) {let obj = {}, k, arr1 = []//记录每一元素出现的次数for (let i = 0, len = arr.length; i < len; i++) {k = arr[i];if (obj[k]) {obj[k]++;} else {obj[k] = 1;}}//保存结果{el-'元素'，count-出现次数}for (let o in obj) {arr1.push({el: o, count: obj[o]});}//排序（降序）arr1.sort(function (n1, n2) {return n2.count - n1.count});//如果ranktype为1，则为升序，反转数组if (ranktype === 1) {arr1 = arr1.reverse();}let rank1 = rank || arr1.length;return arr1.slice(0, rank1);},//得到n1-n2下标的数组//getArrayNum([0,1,2,3,4,5,6,7,8,9],5,9)//result：[5, 6, 7, 8, 9]//getArrayNum([0,1,2,3,4,5,6,7,8,9],2) 不传第二个参数,默认返回从n1到数组结束的元素//result：[2, 3, 4, 5, 6, 7, 8, 9]getArrayNum(arr, n1, n2) {return arr.slice(n1, n2);},//筛选数组//删除值为'val'的数组元素//removeArrayForValue(['test','test1','test2','test','aaa'],'test','%')//result：["aaa"]   带有'test'的都删除//removeArrayForValue(['test','test1','test2','test','aaa'],'test')//result：["test1", "test2", "aaa"]  //数组元素的值全等于'test'才被删除removeArrayForValue(arr, val, type) {return arr.filter(item=>type ? item.indexOf(val) === -1 : item !== val)},//获取对象数组某些项//let arr=[{a:1,b:2,c:9},{a:2,b:3,c:5},{a:5,b:9},{a:4,b:2,c:5},{a:4,b:5,c:7}]//getOptionArray(arr,'a,c')//result：[{a:1,c:9},{a:2,c:5},{a:5,c:underfind},{a:4,c:5},{a:4,c:7}]//getOptionArray(arr,'b',1)//result：[2, 3, 9, 2, 5]getOptionArray(arr, keys) {let newArr = [];if (!keys) {return arr}let _keys = keys.split(','), newArrOne = {};//是否只是需要获取某一项的值if (_keys.length === 1) {for (let i = 0, len = arr.length; i < len; i++) {newArr.push(arr[i][keys])}return newArr;}for (let i = 0, len = arr.length; i < len; i++) {newArrOne = {};for (let j = 0, len1 = _keys.length; j < len1; j++) {newArrOne[_keys[j]] = arr[i][_keys[j]]}newArr.push(newArrOne);}return newArr},//排除数组某些项//let arr=[{a:1,b:2,c:9},{a:2,b:3,c:5},{a:5,b:9},{a:4,b:2,c:5},{a:4,b:5,c:7}]//filterOptionArray(arr,'a')//result：[{b:2,c:9},{b:3,c:5},{b:9},{b:2,c:5},{b:5,c:7}]//filterOptionArray(arr,'a,c')//result：[{b:2},{b:3},{b:9},{b:2},{b:5}]filterOptionArray(arr, keys) {let newArr = [];let _keys = keys.split(','), newArrOne = {};for (let i = 0, len = arr.length; i < len; i++) {newArrOne = {};for (let key in arr[i]) {//如果key不存在排除keys里面,添加数据if (_keys.indexOf(key) === -1) {newArrOne[key] = arr[i][key];}}newArr.push(newArrOne);}return newArr},//对象数组的排序//let arr=[{a:1,b:2,c:9},{a:2,b:3,c:5},{a:5,b:9},{a:4,b:2,c:5},{a:4,b:5,c:7}]//ecDo.arraySort(arr,'a,b')a是第一排序条件，b是第二排序条件//result：[{"a":1,"b":2,"c":9},{"a":2,"b":3,"c":5},{"a":4,"b":2,"c":5},{"a":4,"b":5,"c":7},{"a":5,"b":9}]arraySort(arr, sortText) {if (!sortText) {return arr}let _sortText = sortText.split(',').reverse(), _arr = arr.slice(0);for (let i = 0, len = _sortText.length; i < len; i++) {_arr.sort((n1, n2) => {return n1[_sortText[i]] - n2[_sortText[i]]})}return _arr;},//数组扁平化steamroller(arr) {let newArr = [], _this = this;for (let i = 0; i < arr.length; i++) {if (Array.isArray(arr[i])) {// 如果是数组，调用(递归)steamroller 将其扁平化// 然后再 push 到 newArr 中newArr.push.apply(newArr, _this.steamroller(arr[i]));} else {// 不是数组直接 push 到 newArr 中newArr.push(arr[i]);}}return newArr;},//另一种写法//steamroller([1,2,[4,5,[1,23]]])//[1, 2, 4, 5, 1, 23]/** i=0 newArr.push(arr[i])  [1]* i=1 newArr.push(arr[i])  [1,2]* i=2 newArr = newArr.concat(steamroller(arr[i]));  执行到下面* 第一次i=2进入后 i=0, newArr.push(arr[i]);  [4]* 第一次i=2进入后 i=1, newArr.push(arr[i]);  [4，5]*  * i=2 newArr = newArr.concat(steamroller(arr[i]));  执行到下面* 第二次i=2进入后 i=0, newArr.push(arr[i]);  [1]* 第二次i=2进入后 i=1, newArr.push(arr[i]);  [1，23]  执行到下面* 第二次循环完，回到第一次进入后  newArr = newArr.concat(steamroller(arr[i]));  [4,5].concat([1,23])   [4,5,1,23]* 然后回到第一次   [1,2].concat([4,5,1,23])*///  steamroller(arr) {//      let newArr = [];//      for (let i = 0; i < arr.length; i++) {//          if (Array.isArray(arr[i])) {//              // 如果是数组，调用(递归)steamroller 将其扁平化//              // 然后再 push 到 newArr 中//              newArr = newArr.concat(steamroller(arr[i]));//          } else {//              // 不是数组直接 push 到 newArr 中//              newArr.push(arr[i]);//          }//      }//      return newArr;//  },
//***************数组模块END**************************///***************对象及其他模块**************************///适配remgetFontSize(_client) {let doc = document,win = window;let docEl = doc.documentElement,resizeEvt = 'orientationchange' in window ? 'orientationchange' : 'resize',recalc = function () {let clientWidth = docEl.clientWidth;if (!clientWidth) return;//如果屏幕大于750（750是根据我效果图设置的，具体数值参考效果图），就设置clientWidth=750，防止font-size会超过100pxif (clientWidth > _client) {clientWidth = _client}//设置根元素font-size大小docEl.style.fontSize = 100 * (clientWidth / _client) + 'px';};//屏幕大小改变，或者横竖屏切换时，触发函数win.addEventListener(resizeEvt, recalc, false);//文档加载完成时，触发函数doc.addEventListener('DOMContentLoaded', recalc, false);},//到某一个时间的倒计时//getEndTime('2017/7/22 16:0:0')//result："剩余时间6天 2小时 28 分钟20 秒"getEndTime(endTime) {let startDate = new Date(); //开始时间，当前时间let endDate = new Date(endTime); //结束时间，需传入时间参数let t = endDate.getTime() - startDate.getTime(); //时间差的毫秒数let d = 0,h = 0,m = 0,s = 0;if (t >= 0) {d = Math.floor(t / 1000 / 3600 / 24);h = Math.floor(t / 1000 / 60 / 60 % 24);m = Math.floor(t / 1000 / 60 % 60);s = Math.floor(t / 1000 % 60);}return `剩余时间${d}天${h}小时${m}分钟${s}秒"`;},//随进产生颜色randomColor() {//randomNumber是下面定义的函数//写法1//return 'rgb(' + this.randomNumber(255) + ',' + this.randomNumber(255) + ',' + this.randomNumber(255) + ')';//写法2return '#' + Math.random().toString(16).substring(2).substr(0, 6);//写法3//let color='#',_index=this.randomNumber(15);//for(let i=0;i<6;i++){//color+='0123456789abcdef'[_index];//}//return color;},//随机返回一个范围的数字randomNumber(n1, n2) {//randomNumber(5,10)//返回5-10的随机整数，包括5，10if (arguments.length === 2) {return Math.round(n1 + Math.random() * (n2 - n1));}//randomNumber(10)//返回0-10的随机整数，包括0，10else if (arguments.length === 1) {return Math.round(Math.random() * n1)}//randomNumber()//返回0-255的随机整数，包括0，255else {return Math.round(Math.random() * 255)}},//设置url参数//setUrlPrmt({'a':1,'b':2})//result：a=1&b=2setUrlPrmt(obj) {let _rs = [];for (let p in obj) {if (obj[p] != null && obj[p] != '') {_rs.push(p + '=' + obj[p])}}return _rs.join('&');},//获取url参数//getUrlPrmt('segmentfault.com/write?draftId=122000011938')//result：Object{draftId: "122000011938"}getUrlPrmt(url) {url = url ? url : window.location.href;let _pa = url.substring(url.indexOf('?') + 1),_arrS = _pa.split('&'),_rs = {};for (let i = 0, _len = _arrS.length; i < _len; i++) {let pos = _arrS[i].indexOf('=');if (pos == -1) {continue;}let name = _arrS[i].substring(0, pos),value = window.decodeURIComponent(_arrS[i].substring(pos + 1));_rs[name] = value;}return _rs;},//现金额大写转换函数//upDigit(168752632)//result："人民币壹亿陆仟捌佰柒拾伍万贰仟陆佰叁拾贰元整"//upDigit(1682)//result："人民币壹仟陆佰捌拾贰元整"//upDigit(-1693)//result："欠人民币壹仟陆佰玖拾叁元整"upDigit(n) {let fraction = ['角', '分', '厘'];let digit = ['零', '壹', '贰', '叁', '肆', '伍', '陆', '柒', '捌', '玖'];let unit = [['元', '万', '亿'],['', '拾', '佰', '仟']];let head = n < 0 ? '欠人民币' : '人民币';n = Math.abs(n);let s = '';for (let i = 0; i < fraction.length; i++) {s += (digit[Math.floor(n * 10 * Math.pow(10, i)) % 10] + fraction[i]).replace(/零./, '');}s = s || '整';n = Math.floor(n);for (let i = 0; i < unit[0].length && n > 0; i++) {let p = '';for (let j = 0; j < unit[1].length && n > 0; j++) {p = digit[n % 10] + unit[1][j] + p;n = Math.floor(n / 10);}s = p.replace(/(零.)*零$/, '').replace(/^$/, '零') + unit[0][i] + s;//s = p + unit[0][i] + s;}return head + s.replace(/(零.)*零元/, '元').replace(/(零.)+/g, '零').replace(/^整$/, '零元整');},//清除对象中值为空的属性//filterParams({a:"",b:null,c:"010",d:123})//Object {c: "010", d: 123}filterParams(obj) {let _newPar = {};for (let key in obj) {if ((obj[key] === 0 || obj[key] === false || obj[key]) && obj[key].toString().replace(/(^\s*)|(\s*$)/g, '') !== '') {_newPar[key] = obj[key];}}return _newPar;},//数据类型判断//ecDo.istype([],'array')//true//ecDo.istype([])//'[object Array]'istype(o, type) {switch (type.toLowerCase()) {case 'string':return Object.prototype.toString.call(o) === '[object String]';case 'number':return Object.prototype.toString.call(o) === '[object Number]';case 'boolean':return Object.prototype.toString.call(o) === '[object Boolean]';case 'undefined':return Object.prototype.toString.call(o) === '[object Undefined]';case 'null':return Object.prototype.toString.call(o) === '[object Null]';case 'function':return Object.prototype.toString.call(o) === '[object Function]';case 'array':return Object.prototype.toString.call(o) === '[object Array]';case 'object':return Object.prototype.toString.call(o) === '[object Object]';case 'nan':return isNaN(o);case 'elements':return Object.prototype.toString.call(o).indexOf('HTML') !== -1default:return Object.prototype.toString.call(o)}},//手机类型判断browserInfo(type) {switch (type) {case 'android':return navigator.userAgent.toLowerCase().indexOf('android') !== -1case 'iphone':return navigator.userAgent.toLowerCase().indexOf('iphone') !== -1case 'ipad':return navigator.userAgent.toLowerCase().indexOf('ipad') !== -1case 'weixin':return navigator.userAgent.toLowerCase().indexOf('micromessenger') !== -1default:return navigator.userAgent.toLowerCase()}},//函数节流// let count=0;// function fn1(){//     count++;//     console.log(count)// }// //100ms内连续触发的调用，后一个调用会把前一个调用的等待处理掉，但每隔200ms至少执行一次// document.οnmοusemοve=delayFn(fn1,100,200)delayFn(fn, delay, mustDelay) {let timer = null;let t_start;return function () {let context = this, args = arguments, t_cur = +new Date();//先清理上一次的调用触发（上一次调用触发事件不执行）clearTimeout(timer);//如果不存触发时间，那么当前的时间就是触发时间if (!t_start) {t_start = t_cur;}//如果当前时间-触发时间大于最大的间隔时间（mustDelay），触发一次函数运行函数if (t_cur - t_start >= mustDelay) {fn.apply(context, args);t_start = t_cur;}//否则延迟执行else {timer = setTimeout(() => {fn.apply(context, args);}, delay);}};},
//***************对象及其他模块END**************************/
//***************cookie模块*******************************///设置cookiesetCookie(name, value, iDay) {let oDate = new Date();oDate.setDate(oDate.getDate() + iDay);document.cookie = name + '=' + value + ';expires=' + oDate;},//获取cookiegetCookie(name) {let arr = document.cookie.split('; ');for (let i = 0; i < arr.length; i++) {let arr2 = arr[i].split('=');if (arr2[0] == name) {return arr2[1];}}return '';},//删除cookieremoveCookie(name) {this.setCookie(name, 1, -1);},
//***************cookie模块END*******************************/
//***************DOM模块*******************************///检测对象是否有哪个类名hasClass(obj, classStr) {if (obj.className && this.trim(obj.className, 1) !== "") {let arr = obj.className.split(/\s+/); //这个正则表达式是因为class可以有多个,判断是否包含return (arr.indexOf(classStr) === -1) ? false : true;}else {return false;}},//添加类名addClass(obj, classStr) {if ((this.istype(obj, 'array') || this.istype(obj, 'elements')) && obj.length >= 1) {for (let i = 0, len = obj.length; i < len; i++) {if (!this.hasClass(obj[i], classStr)) {obj[i].className += " " + classStr;}}}else {if (!this.hasClass(obj, classStr)) {obj.className += " " + classStr;}}},//删除类名removeClass(obj, classStr) {if ((this.istype(obj, 'array') || this.istype(obj, 'elements')) && obj.length > 1) {for (let i = 0, len = obj.length; i < len; i++) {if (this.hasClass(obj[i], classStr)) {let reg = new RegExp('(\\s|^)' + classStr + '(\\s|$)');obj[i].className = obj[i].className.replace(reg, '');}}}else {if (this.hasClass(obj, classStr)) {let reg = new RegExp('(\\s|^)' + classStr + '(\\s|$)');obj.className = obj.className.replace(reg, '');}}},//替换类名("被替换的类名","替换的类名")replaceClass(obj, newName, oldName) {this.removeClass(obj, oldName);this.addClass(obj, newName);},//获取兄弟节点//ecDo.siblings(obj,'#id')siblings(obj, opt) {let a = []; //定义一个数组，用来存o的兄弟元素let p = obj.previousSibling;while (p) { //先取o的哥哥们 判断有没有上一个哥哥元素，如果有则往下执行 p表示previousSiblingif (p.nodeType === 1) {a.push(p);}p = p.previousSibling //最后把上一个节点赋给p}a.reverse() //把顺序反转一下 这样元素的顺序就是按先后的了let n = obj.nextSibling; //再取o的弟弟while (n) { //判断有没有下一个弟弟结点 n是nextSibling的意思if (n.nodeType === 1) {a.push(n);}n = n.nextSibling;}if (opt) {let _opt = opt.substr(1);let b = [];//定义一个数组，用于储存过滤a的数组if (opt[0] === '.') {b = a.filter(item => item.className === _opt);}else if (opt[0] === '#') {b = a.filter(item => item.id === _opt);}else {b = a.filter(item => item.tagName.toLowerCase() === opt);}return b;}return a;},//设置样式css(obj, json) {for (let attr in json) {obj.style[attr] = json[attr];}},//设置HTML内容html(obj) {if (arguments.length === 1) {return obj.innerHTML;} else if (arguments.length === 2) {obj.innerHTML = arguments[1];}},//设置HTML内容text(obj) {if (arguments.length === 1) {return obj.innerHTML;} else if (arguments.length === 2) {obj.innerHTML = this.filterStr(arguments[1], 'html');}},//显示隐藏show(obj) {let blockArr = ['div', 'li', 'ul', 'ol', 'dl', 'table', 'article', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'p', 'hr', 'header', 'footer', 'details', 'summary', 'section', 'aside', '']if (blockArr.indexOf(obj.tagName.toLocaleLowerCase()) === -1) {obj.style.display = 'inline';}else {obj.style.display = 'block';}},hide(obj) {obj.style.display = "none";},/* 封装ajax函数* @param {string}obj.type http连接的方式，包括POST和GET两种方式* @param {string}obj.url 发送请求的url* @param {boolean}obj.async 是否为异步请求，true为异步的，false为同步的* @param {object}obj.data 发送的参数，格式为对象类型* @param {function}obj.success ajax发送并接收成功调用的回调函数* @param {function}obj.error ajax发送失败或者接收失败调用的回调函数*///  ajax({//     type:'get',//     url:'xxx',//      data:{//        id:'111'//    },//    success:function(res){//        console.log(res)//      }//  })ajax(obj){obj = Object.assign({type: 'POST',url: '',async: true,data: null,success() {},error() {}}, obj);obj.type = obj.type.toUpperCase();let xmlHttp = null;if (XMLHttpRequest) {xmlHttp = new XMLHttpRequest();} else {xmlHttp = new ActiveXObject('Microsoft.XMLHTTP');}let params = [];for (let key in obj.data) {params.push(key + '=' + obj.data[key]);}let postData = params.join('&');if (obj.type.toUpperCase() === 'POST') {xmlHttp.open(obj.type, obj.url, obj.async);xmlHttp.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded;charset=utf-8');xmlHttp.send(postData);} else if (obj.type.toUpperCase() === 'GET') {xmlHttp.open(obj.type, `${obj.url}?${postData}`, obj.async);xmlHttp.send(null);}xmlHttp.onreadystatechange = function () {if (xmlHttp.readyState === 4 && xmlHttp.status === 200) {obj.success(xmlHttp.responseText);} else {obj.error(xmlHttp.responseText);}};},//图片没加载出来时用一张图片代替aftLoadImg(obj, url, errorUrl, cb) {let oImg = new Image(), _this = this;oImg.src = url;oImg.onload = function () {obj.src = oImg.src;if (cb && _this.istype(cb, 'function')) {cb(obj);}}oImg.onerror = function () {obj.src = errorUrl;if (cb && _this.istype(cb, 'function')) {cb(obj);}}},//图片滚动懒加载//@className {string} 要遍历图片的类名//@num {number} 距离多少的时候开始加载 默认 0//比如，一张图片距离文档顶部3000，num参数设置200，那么在页面滚动到2800的时候，图片加载。不传num参数就滚动，num默认是0，页面滚动到3000就加载//html代码//<p><img data-src="lawyerOtherImg.jpg" class="load-img" width='528' height='304' /></p>//<p><img data-src="lawyerOtherImg.jpg" class="load-img" width='528' height='304' /></p>//<p><img data-src="lawyerOtherImg.jpg" class="load-img" width='528' height='304' /></p>....//data-src储存src的数据，到需要加载的时候把data-src的值赋值给src属性，图片就会加载。//详细可以查看testLoadImg.html//window.onload = function() {// loadImg('load-img',100);//    window.onscroll = function() {//       loadImg('load-img',100);//        }//}loadImg(className = 'ec-load-img', num = 0, errorUrl = null) {let oImgLoad = document.getElementsByClassName(className);for (let i = 0, len = oImgLoad.length; i < len; i++) {//如果图片已经滚动到指定的高度if (document.documentElement.clientHeight + document.documentElement.scrollTop > oImgLoad[i].offsetTop - num && !oImgLoad[i].isLoad) {//记录图片是否已经加载oImgLoad[i].isLoad = true;//设置过渡，当图片下来的时候有一个图片透明度变化oImgLoad[i].style.cssText = "transition: ''; opacity: 0;";if (oImgLoad[i].dataset) {this.aftLoadImg(oImgLoad[i], oImgLoad[i].dataset.src, errorUrl, function (o) {//添加定时器，确保图片已经加载完了，再把图片指定的的class，清掉，避免重复编辑setTimeout(()=>{if (o.isLoad) {this.removeClass(o, className);o.style.cssText = "";}}, 1000)});} else {this.aftLoadImg(oImgLoad[i], oImgLoad[i].getAttribute("data-src"), errorUrl, function (o) {//添加定时器，确保图片已经加载完了，再把图片指定的的class，清掉，避免重复编辑setTimeout(()=>{if (o.isLoad) {this.removeClass(o, className);o.style.cssText = "";}}, 1000)});}(function (i) {setTimeout(()=>{oImgLoad[i].style.cssText = "transition:all 1s; opacity: 1;";}, 16)})(i);}}},//创建正则字符createKeyExp(strArr) {let str = "";for (let i = 0; i < strArr.length; i++) {if (i !== strArr.length - 1) {str = str + strArr[i] + "|";} else {str = str + strArr[i];}}return "(" + str + ")";},//关键字加标签（多个关键词用空格隔开）//ecDo.findKey('守侯我oaks接到了来自下次你离开快乐吉祥留在开城侯','守侯 开','i')//"<i>守侯</i>我oaks接到了来自下次你离<i>开</i>快乐吉祥留在<i>开</i>城侯"findKey(str, key, el = 'span') {let arr = null, regStr = null, content = null, Reg = null;arr = key.split(/\s+/);//alert(regStr); //    如：(前端|过来)regStr = this.createKeyExp(arr);content = str;//alert(Reg);//        /如：(前端|过来)/gReg = new RegExp(regStr, "g");//过滤html标签 替换标签，往关键字前后加上标签content = content.replace(/<\/?[^>]*>/g, '')return content.replace(Reg, "<" + el + ">$1</" + el + ">");},
//***************DOM模块END*******************************/
};

https://segmentfault.com/a/1190000010225928
https://segmentfault.com/a/1190000010527982
http://www.jqhtml.com/9521.html

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