直接上代码/**

* 验证表单内容

* required  必填项

* email  邮箱

* number  数字

* chinese  汉字

* idcode

* phone  电话

* mobile  手机

* check="length" min='2' max='5' msg='请输入大2小5个字符'  长度限制

*

* 单独验证

* validate(obj)

* 批量表单认证

* validate_form(formId)

* validate_class_form(form_class)

*

* @param obj

* @returns {boolean}

*/

function validate(obj) {

if (obj.attr("or_check") != undefined ){

var objOr = $("#"+obj.attr("or_check"));

if(objOr){

if(!(objOr.attr("isValidate")!= undefined && objOr.attr("isValidate")=='1' )){

obj.attr('isValidate','1');

if(validate(objOr)) return true;

}

}

}

if (obj.attr("check") == undefined && obj.attr("unequals")==undefined) return true;

var str = obj.attr("check");

if (str.indexOf("length") >= 0) {

clear_check_style(obj);

var obj_val= fergus.clearHtml(obj.val());

if(obj.attr("min")!=undefined && obj.attr("min")!=''){

if (obj_val.length < parseInt(obj.attr("min"))){

return return_false(obj, __get_index(str, "length"));

}

}

if(obj.attr("max")!=undefined && obj.attr("min")!=''){

if (obj_val.length > parseInt(obj.attr("max"))){

return return_false(obj, __get_index(str, "length"));

}

}

set_right(obj);

}

if (str.indexOf("required") >= 0) {

clear_check_style(obj);

var string =  trim(obj.val());

if (string == "") {

return return_false(obj, __get_index(str, "required"));

} else {

set_right(obj);

}

}

if (str.indexOf("email") >= 0) {

clear_check_style(obj);

if (obj.val() != '')if (!is_email(obj.val())) {

return return_false(obj, __get_index(str, "email"));

} else {

set_right(obj);

}

}

if (str.indexOf("number") >= 0) {

clear_check_style(obj);

if (obj.val() != '')if (!is_number(obj.val())) {

return return_false(obj, __get_index(str, "number"));

} else {

set_right(obj);

}

}

if (str.indexOf("float") >= 0) {

clear_check_style(obj);

if (obj.val() != '')if (!is_float(obj.val())) {

return return_false(obj, __get_index(str, "float"));

} else {

set_right(obj);

}

}

if (str.indexOf("chinese") >= 0) {

clear_check_style(obj);

if (obj.val() != '')if (!is_chinese(obj.val())) {

return return_false(obj, __get_index(str, "chinese"));

} else {

set_right(obj);

}

}

if (str.indexOf("idcode") >= 0) {

clear_check_style(obj);

if (obj.val() != '')if (!is_idcode(obj.val())) {

return return_false(obj, __get_index(str, "idcode"));

} else {

set_right(obj);

}

}

if (str.indexOf("mobile") >= 0) {

clear_check_style(obj);

if (obj.val() != '')if (!is_mobile(obj.val())) {

return return_false(obj, __get_index(str, "mobile"));

} else {

set_right(obj);

}

}

if (str.indexOf("phone") >= 0) {

clear_check_style(obj);

if (obj.val() != '')if (!is_phone(obj.val())) {

return return_false(obj, __get_index(str, "phone"));

} else {

set_right(obj);

}

}

if (str.indexOf("equals") >= 0) {

clear_check_style(obj);

//console.log( str.substring(str.indexOf(":")+1));

if (obj.val() != '')if (obj.val() != $("#" + str.substring(str.indexOf(":") + 1)).val()) {

return return_false(obj, __get_index(str, "equals"));

} else {

set_right(obj);

}

}

var unequals = obj.attr("unequals");

if (unequals!="") {

clear_check_style(obj);

if (obj.val() == unequals) {

return return_false(obj, 0);

} else {

set_right(obj);

}

}

return true;

}

function __get_index(str, check_str) {

var splitre = new RegExp(",", "g");

var indexof = str.indexOf(check_str);

var result = str.substring(0, indexof).match(splitre);

var index = !result ? 0 : result.length;

return index;

}

function set_right(obj) {

obj.addClass("input_right");

}

function clear_check_style(obj) {

obj.siblings(".wrong").remove();

obj.removeClass("input_wrong");

}

function return_false(obj, index) {

obj.addClass("input_wrong");

var msg="";

if(obj.attr("msg") != undefined)msg = obj.attr("msg");

var msgout = "";

if (index >= 0) {

if (msg != "") {

var msglist = msg.split(",");

msgout = msglist[index];

}

// console.log(msgout)

} else {

msgout = msg;

}

if(msgout!=""){

obj.parent().css({"position":"relative"});

if(obj.attr("msg_n")&&obj.attr("msg_n")=="yes"){

obj.after("" + msgout + "");

}else{

obj.after("" + msgout + "");

}

fergus.hint(msgout);

}

return false;

}

function validate_form(formId) {

var formStr="";

if(formId){formStr="#"+formId+" "};

return _validate_from(formStr);

}

function  _validate_from(formStr) {

var result = true;

$(formStr+"input,"+formStr+"textarea").each(function () {

result = validate($(this));

if (!result) {

$('html,body').animate({"scrollTop": $(this).offset().top-480 + "px"},400);

return result;

}

});

return result;

}

function validate_class_form(form_class) {

var formStr="";

if(form_class){formStr="."+form_class+" "};

return _validate_from(formStr);

}

function init_validate() {

$("input,textarea").each(function () {

if ($(this).attr("check") != undefined){

var str = $(this).attr("check");

if (str.indexOf("required") >= 0) {

$(this).parent().css("position","relative");

$(this).parent().find('.txt_orange').remove();

$(this).after(" *");

}

}

})

}

$("input,textarea").each(function () {

$(this).change(function () {

init_validate()

})

})

$(function () {

$("input,textarea").not(".select input").blur(function () {

validate($(this));

});

init_validate();

});

function is_number(val) {

var reg = new RegExp("^[0-9]*$");

return reg.test(val)

}

function is_float(val) {

var reg = new RegExp("^[0-9]*(\.[0-9]*)?$");

return reg.test(val)

}

function is_chinese(val) {

var reg = new RegExp("^[\u4e00-\u9fa5],{0,}$");

return reg.test(val)

}

function is_email(val) {

var reg = new RegExp("^([a-zA-Z0-9]+[_|\_|\.]?)*[a-zA-Z0-9]+@([a-zA-Z0-9]+[_|\_|\.]?)*[a-zA-Z0-9]+\.[a-zA-Z]{2,3}$");

return reg.test(val)

}

function is_phone(val) {

var reg = new RegExp("^(0\\d{2}-\\d{8}(-\\d{1,4})?)|(0\\d{3}-\\d{7,8}(-\\d{1,4})?)$|(^400[0-9]{7})");

return reg.test(val)

}

function is_idcode(val) {

var reg = new RegExp("^[0-9]{15,18}$");

return reg.test(val)

}

function is_mobile(val) {

var reg = new RegExp("^^((13[0-9])|(14[0-9])|(15([0-3]|[5-9]))|(18[0-9])|(17[0-9]))\\d{8}$");

return reg.test(val)

}

function trim(str){ //删除左右两端的空格

return  $.trim(str);

}