如何删除Laravel 5中的会话


how to remove sessions in Laravel 5

我试图删除一个基本会话,但它没有删除。这是代码

welcome.blade.php

@if(Session::has('key'))             
    {{ Session::get('key')}}
    <a href="logout">Sign Out</a>
    @else
        please signin
    @endif
</div>

我不知道如何删除会话。这是我用过的,但它不起作用route.php

Route::get('/logout', function() {
   $vv =  Session::forget('key');
   if($vv)
   {
        return "signout";
   }
});

您应该使用此方法

 Route::get('/logout', function() {
 Session::forget('key');
  if(!Session::has('key'))
   {
      return "signout";
   }
 });

您可以尝试使用Session::pull('key');

如果你想删除所有会话变量,你可以使用Session::flush();

http://laravel.com/docs/5.0/session#session-使用

    namespace App'Http'Controllers;
    use Illuminate'Http'Request;
    use App'Http'Controllers'Controller;
    class StudentRecord extends Controller
       {
    public function logout(Request $req)
        {
     if($req-session()->has('key'){
              $req->session()->forget('key');
        return redirect('/');
              }
//Or simple
    public function logout(Request $req)
        {
     //if($req-session()->has('key')
         $req->session()->flush();
         }

    }

    //Then Do this in your route file
      Route:get("/logout",StudentRecord@logout);
        <a href=" {{ url(logout)}}">logout</a>

Session::forget()不返回true/false。您可以删除if语句。

附带说明一下,如果您仅使用Session中的user密钥来存储当前登录的用户,则可以使用Auth::user()

您可以使用包含当前会话的Request参数。通过这种方式,您可以通过以下键删除任何会话值:

use Illuminate'Http'Request;
Route::get('/logout', function(Request $request) {
        //Uncomment to see the logs record
        //'Log::info("Session before: ".print_r($request->session()->all(), true));
        if ($request->session()->has('key')) {
           $request->session()->forget('key');
        }
        //Uncomment to see the logs record
        //'Log::info("Session after: ".print_r($request->session()->all(), true));
        return redirect('/');
    });

或者您可以删除会话中的所有值:

use Illuminate'Http'Request;
Route::get('/logout', function(Request $request) {
        //Uncomment to see the logs record
        //'Log::info("Session before: ".print_r($request->session()->all(), true));
        $request->session()->flush();
        //Uncomment to see the logs record
        //'Log::info("Session after: ".print_r($request->session()->all(), true));
        return redirect('/');
    });

参考:https://laravel.com/docs/5.3/session#using-会话