在线视频课程：http://www.kancloud.cn/tpshop/thinkphp5/220692

• Request请求对象和Response响应对象

• $_GET、$_POST、$_REQUEST、$_COOKIE

• 调用请求对象$request=Request::instance()

• $this->request或request()->url();助手函数

• input()助手函数

• 响应格式 json xml 模板渲染

• 页面跳转 重定向

• $this->success $this->error $this->redirect

<?php
namespace app\admin\controller;use think\Request;
use think\Controller;class Index extends Controller
{public function index(){return '<style type="text/css">*{ padding: 0; margin: 0; } .think_default_text{ padding: 4px 48px;} a{color:#2E5CD5;cursor: pointer;text-decoration: none} a:hover{text-decoration:underline; } body{ background: #fff; font-family: "Century Gothic","Microsoft yahei"; color: #333;font-size:18px} h1{ font-size: 100px; font-weight: normal; margin-bottom: 12px; } p{ line-height: 1.6em; font-size: 42px }</style><div style="padding: 24px 48px;"> <h1>:)</h1><p> ThinkPHP V5<br/><span style="font-size:30px">十年磨一剑 - 为API开发设计的高性能框架</span></p><span style="font-size:22px;">[ V5.0 版本由 <a href="http://www.qiniu.com" target="qiniu">七牛云</a> 独家赞助发布 ]</span></div><script type="text/javascript" src="http://tajs.qq.com/stats?sId=9347272" charset="UTF-8"></script><script type="text/javascript" src="http://ad.topthink.com/Public/static/client.js"></script><thinkad id="ad_bd568ce7058a1091"></thinkad>';}public function hello(){//  获取请求类型if(Request::instance()->isGet()) {echo '当前为GET请求';}if(Request::instance()->isPost())echo '当前为POST请求';if(Request::instance()->isPut()) echo '当前为PUT请求';if(Request::instance()->isDelete()) echo '当前为DELETE请求';if(Request::instance()->isAjax()) echo '当前为AJAX请求';if(Request::instance()->isPjax()) echo '当前为PJAX请求';if(Request::instance()->isMobile()) echo '当前为Mobile请求';if(Request::instance()->isHead()) echo '当前为HEAD请求';if(Request::instance()->isPatch()) echo '当前为PATCH请求';if(Request::instance()->isOptions()) echo '当前为OPTIONS请求';if(Request::instance()->isCli()) echo '当前为cli';if(Request::instance()->isCgi()) echo '当前为cgi';if(request()->isGet()){echo '当前为GET请求';};// 获取URL信息$request = Request::instance();$request = request();echo 'domain:'.$request->domain().'<br/>';echo 'file:'.$request->baseFile().'<br/>';echo 'url:'.$request->url().'<br/>';echo 'url with domain:'.$request->url(true).'<br/>';echo 'url without query:'.$request->baseUrl().'<br/>';echo 'root:'.$request->root().'<br/>';echo 'root with domain:'.$request->root(true).'<br/>';echo 'pathinfo:'.$request->pathinfo().'<br/>';echo 'pathinfo:'.$request->path().'<br/>';echo 'ext'.$request->ext().'<br/>';// 设置/获取 模块/控制器/操作名称$request = Request::instance();echo '当前模块名称是'.$request->module();echo '当前控制器名称是'.$request->controller();echo '当前操作名称是'.$request->action();Request::instance()->module('module_name');echo '当前模块名称是'.$request->module();// 获取请求参数echo '请求方法：'.$request->method().'<br/>';echo '资源类型：'.$request->type().'<br/>';echo '访问地址：'.$request->ip().'<br/>';echo '是否Ajax请求：'.var_export($request->isAjax(),true);echo '请求参数：';dump($request->param());echo '请求参数：仅包含name';dump($request->only(['name']));echo '请求参数：排除name';dump($request->except(['name']));// 获取路由和调度信息echo '路由信息';dump($request->route());echo '调度信息';dump($request->dispatch());// 设置请求信息$request = Request::instance();$request->root('index.php');$request->pathinfo('admin/index/hello');}public function hello2(){$data = ['name'=>'thinkphp','status'=>1];// 浏览器安装json插件return json($data);// return xml($data);// $this->assign('name','渲染 模板');// return $this->fetch();}// hello3// 如果没有 extends Controller 就写：// use \traits\controller\Jump;public function hello3(){$this->success('正常的页面跳转','hello');$this->error('错误的页面跳转','hello2');$this->redirect('http://tp-shop.cn');}public function hello4(){// 检测变量是否设置Request::instance()->has('id','get');Request::instance()->has('name','post');input('?get.id');input('?post.name');// 变量获取$request = Request::instance();echo $request->bind('user_name','张三');echo $request->user_name;print_r($request->param());echo '<br/>';echo $request->param('name');print_r(input());echo '<br/>';echo input('name');print_r(Request::instance()->param(false));print_r(Request::instance()->param(true));echo (input('param.name'));print_r (input('param.'));// 或echo (input('name'));print_r('');// 获取GET变量echo (Request::instance()->get('id'));echo (Request::instance()->get('name'));print_r(Request::instance()->get());    // 获取经过过滤的print_r(Request::instance()->get(false));//获取原始变量// 或echo input('get.id');echo input('get.name');print_r(input('get.'));// 获取POST变量echo (Request::instance()->post('name'));print_r(Request::instance()->post());print_r(Request::instance()->post(false));// 或echo (input('post.name'));print_r('post.');// 获取PUT变量echo (Request::instance()->put('name'));print_r (Request::instance()->put());print_r (Request::instance()->put(false));// 或echo (input('put.name'));print_r(input('put.'));//  获取REQUEST变量echo (Request::instance()->request('id'));print_r(Request::instance()->request());print_r(Request::instance()->request(false));// 或echo (input('request.id'));print_r (input('request.'));// 获取SERVER变量echo (Request::instance()->server('PHP_SELF'));print_r(Request::instance()->server());// 或echo (input('server.PHP_SELF'));print_r(input('server.'));//获取SESSION变量echo (Request::instance()->session('user_id'));print_r(Request::instance()->session());// 或echo (input('session.user_id'));print_r(input('session.'));// 获取Cookie变量echo (Request::instance()->cookie('user_id'));print_r(Request::instance()->cookie());// 或echo (input('cookie.user_id'));print_r(input('cookie.'));// 变量过滤// 在application/config.php中设置// 'default_filter'=>'htmlspecialchars';Request::instance()->filter('htmlspecialchars');Request::instance()->filter(['strip_tags','htmlspecialchars']);// 在添加变量的时候添加过滤方法Request::instance()->get('name','','htmlspecialchars');Request::instance()->param('username','','strip_tags');Request::instance()->post('name','','org\Filter::safeHtml');Request::instance()->param('username','','strip_tags,strtolower');Request::instance()->post('email','','FILTER_VALIDATE_EMAIL');Request::instance()->post('email','','email');Request::instance()->get('name','',false);// 获取部分变量Request::instance()->only('id,name');Request::instance()->only(['id','name']);Request::instance()->only(['id','name'],'get');Request::instance()->only(['id','name'],'post');// 排除部分变量Request::instance()->except('id,name');Request::instance()->except(['id','name']);Request::instance()->except(['id','name'],'get');Request::instance()->except(['id','name'],'post');//  变量修饰符input('get.id/d');input('get.name/s');input('get.ids/a');Request::instance()->get('id/d');}public function hello5(){Request::instance()->get(['id'=>10]);Request::instance()->post(['name'=>'thinkphp']);// 尽量避免直接修改$_GET,$_POST,也不能直接修改param变量,下面写法无效// Request::instance()->param(['id'=>10]);}}