完成评论

app/index/controller/Index.php

@@ -5,6 +5,7 @@ namespace app\index\controller;
 use app\model\Category;
 use app\model\Post;
 use app\model\PostCategory;
+use think\facade\Session;
 use think\facade\View;
 use think\Request;
 
@@ -63,6 +64,14 @@ class Index extends Common
   }
 
 
+  public function logout()
+  {
+    Session::clear();
+
+    $back_url = $this->request->param('back_url','/');
+    return $this->success('退出成功',$back_url);
+  }
+
   /**
    * 显示创建资源表单页.
    *