[英]Laravel Form with multiple select
我有以下控制器,它将数据发送到Laravel Blade视图:
控制器:
public function create()
{
$schools = School::all()->sortBy('school_type');
return view('invoices.create')->with([
'schools' => $schools,
'dayTypes' => $dayTypes,
]);
}
在该Laravel刀片视图中,有一种形式:
<form method="GET" action="{{ route('invoices.choose-periods') }}">
<div class="form-group {{ $errors->has('school') ? 'has-error' : '' }}">
<label>School</label>
<select id="school" class="form-control" name="school[]" multiple size="{{ $schools->count() }}" required>
@foreach ($schools as $school)
<option value="{{ $school->id }}">{{ $school->name }}</option>
@endforeach
</select>
@if ($errors->has('school'))
<span class="help-block">
<strong>{{ $errors->first('school') }}</strong>
</span>
@endif
</div>
<button type="submit" class="btn btn-success btn-sm pull-right">Submit</button>
</form>
从HTML中可以看到,该表单是一个多选表单,其结果数据存储在school[]
数组中。
提交表单后,我进行了一次测试,然后按request('school')
转储request('school')
然后看到对于我选择的每个选项,该值似乎已记录两次。 例如,仅选择一个选项就会给我:
array:2 [▼
0 => "15"
1 => "15"
]
有任何想法吗? 谢谢!
我只在laravel 5.7上工作。 试试这个它对我有用。 由于您要传递2个对象
return view('invoices.create')->with([
'schools' => $schools,
'dayTypes' => $dayTypes,
]);
很明显,您会收到2个错误。
在您的控制器中更改
public function create()
{
$schools = School::all()->sortBy('school_type');
return view('invoices.create')->with([
'schools' => $schools,
'dayTypes' => $dayTypes,
]);
}
对此
public function create(){
$schools = School::all()->sortBy('school_type');
return view('invoices.create', ['schools' => $schools]),
]);
}
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.