laravel-验证器的使用

blade用户登陆模板index.blade.php

<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport"
          content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>个人测试网页</title>

</head>
<body>
@if(count($errors)>0)
    <div class="alert-danger">
        <ul>
            @foreach($errors->all() as $error)
                <li>{{$error}}</li>
            @endforeach
        </ul>
    </div>
@endif
<form action="{{url('validate')}}"  method="post">
{{csrf_field()}}
        USERNAME:<input type="text" name="username" ><br>
        PASSWORD:<input type="password" name="password"><br>
    <input type="submit" value="提交">

</form>
</body>
</html>
登陆