laravel中fill()方法的使用


1.個人理解fill方法就是用來過濾前端傳輸過來的與模型中對應的多余字段

下面我們來看看簡單的使用

1.1數據表

1 CREATE TABLE `user` (
2   `id` int(5) NOT NULL AUTO_INCREMENT,
3   `username` varchar(15) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci DEFAULT NULL,
4   `password` varchar(999) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci DEFAULT NULL,
5   PRIMARY KEY (`id`)
6 ) ENGINE=InnoDB AUTO_INCREMENT=68 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
數據庫信息

1.2模板路由

Route::get('/', function () {
    return view('index');
});

1.3控制器

Route::post('demo','DemoController@demo');

2.視圖層代碼(這里注意第三個字段測試使用)

 1 <!doctype html>
 2 <html lang="en">
 3 <head>
 4     <meta charset="UTF-8">
 5     <meta name="viewport"
 6           content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
 7     <meta http-equiv="X-UA-Compatible" content="ie=edge">
 8     <title>個人測試網頁</title>
 9 
10 </head>
11 <body>
12 <form action="demo"  method="post">
13 {{csrf_field()}}
14         USERNAME:<input type="text" name="username" ><br>
15         PASSWORD:<input type="password" name="password"><br>
16         測試:<input type="text" name="test"><br>
17     <input type="submit" value="提交">
18 
19 </form>
20 </body>
21 </html>
視圖層代碼

3.控制器層代碼

 1 <?php
 2 
 3 namespace App\Http\Controllers;
 4 
 5 use App\Models\User;
 6 use Illuminate\Http\Request;
 7 
 8 class DemoController extends Controller
 9 {
10     //
11     public function demo(Request $request)
12     {
13         $data=new User();
14        $data->fill($request->except('_token'));
15      $data->username=$request->username;
16      $data->password=$request->password;
17     return $data->save();
18 
19         //User::create(['username'=>'sda','password'=>'sad']);
20     }
21 }
控制器代碼

 


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