ErrorException(E_ERROR)未定义的变量:userdata

时间:2019-07-12 09:52:59

标签: laravel

我收到的错误消息是:

ErrorException (E_ERROR) Undefined variable: userdata

我知道这些事情经常被问到。我已经搜索过Google,并且在这里已经尝试了建议的答案,但无济于事。

控制器:

public function index()
{
    $userdata = EditUserModel::all()->paginate(5);
    return view('admin.userman')->with(['userdata' => $userdata])->with('i', (request()->input('page', 1) - 1) * 5);
}

路线:

Route::resource('admin.userman', 'EditUserController');

型号:

public class EditUserModel extends Model
{
    public $table = "users";

    protected $fillable = [
        'id',
        'name',
        'email',
        'role',
        'password'       
    ];
}

查看:

@foreach($userdata as $data)
    <tbody>
        <tr>
            <td>{{ $data->id }}</td>
            <td>{{ $data->email }}</td>
            <td>{{ $data->created_at }}</td>                        
            <td>{{ $data->role }}</td>
            <td>{{ $data->status }}</td>
            <td>
                <a href="{{ route('admin.auseredit',$data->id)}}" class="btn btn-primary">Edit</a>
            </td>
            <td>
                @csrf
                @method('DELETE')
                <button class="btn btn-danger" type="submit">Delete</button>
            </td>
        </tr>
    </tbody>
@endforeach

输出应该是一个表,列出数据库中用户表的内容。但我收到未定义的变量错误。

2 个答案:

答案 0 :(得分:1)

您应该尝试以下操作:

控制器:

public function index()
{
        $userdata = EditUserModel::all()->paginate(5);
        $page = array('i'=>(request()->input('page', 1) - 1) * 5);
        return view('admin.userman',compact('userdata','page'));
}

路线:

public function index()
{
    $userdata = EditUserModel::all()->paginate(5);
    $i = (request()->input('page', 1) - 1) * 5;
    return view('admin.userman',compact('userdata','i'));
}

型号:

Route::resource('admin.userman', 'EditUserController');

查看:

public class EditUserModel extends Model
{
    public $table = "users";

    protected $fillable = [
        'id',
        'name',
        'email',
        'role',
        'password'       
    ];
}

答案 1 :(得分:0)

uint[] retValuesUint = retValues.Select(v => Convert.ToUInt32(v)).ToArray();
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