您好我正在尝试从我的数据透视表中输出某个列。为了向您展示我尝试过的内容,我将首先向您展示我的模型(我的数据透视表是ordertasks和tagtasks):
任务表:
class Task extends \Eloquent {
// Add your validation rules here
public static $rules = [
// 'title' => 'required'
];
// Don't forget to fill this array
protected $fillable = ['task_name','task_description','hour','difficulty'];
public function ordertask()
{
//oneToMany
return $this->hasMany('Ordertask', 'id_task', 'id');
}
public function tagtask()
{
//oneToMany
return $this->hasMany('Tagtask', 'id_task', 'id');
}
}
Tagtask表:
<?php
class Tagtask extends \Eloquent {
protected $fillable = ['id_tag','id_task'];
public function task()
{
//manyToOne
return $this->belongsTo('Task', 'id_task', 'id');
//return $this->belongsTo('Task');
}
public function tag()
{
//manyToOne
return $this->belongsTo('Tag', 'id_tag', 'id');
}
}
Ordertask表:
<?php
class Ordertask extends \Eloquent {
// Add your validation rules here
public static $rules = [
// 'title' => 'required'
];
// Don't forget to fill this array
protected $fillable = ['id_order','id_task', 'hour', 'hourprice','id_user', 'createdBy'];
public function user()
{
//manyToOne
return $this->belongsTo('User', 'id_user', 'id');
//return $this->belongsTo('User');
}
public function task()
{
//manyToOne
return $this->belongsTo('Task', 'id_task', 'id');
//return $this->belongsTo('Task');
}
}
这是我的TaskController.php,包含以下代码:
public function index()
{
$Tasks=Task::with('tagtask','ordertask')->get();
return View::make('user.tasks.index', compact('Tasks'));
}
现在好了,我想在浏览器上使用以下代码显示$ Task-&gt; ordertask ['id_user']:
@if (count($Tasks))
<ul>
@foreach($Tasks as $Task)
<div class="row">
<div class="col-md-3">
<li>
{{--as a third parameter we need to pass in the id of task, because it needs to be fed to
our actual user.task.edit route. --}}
{{link_to_route('user.tasks.edit', $Task['task_name'], array($Task->id))}}
</li>
</div>
<div class="col-md-3">
<li>
{{$Task->ordertask['id_user']}}
</li>
</div>
<div class="col-md-3">
<li>
{{$Task['task_hour']}}
</li>
</div>
<div class="col-md-3">
<li>
{{Form::open(array('route'=>array('user.tasks.destroy',$Task->id),
'method'=>'delete','class'=>'destroy'))}}
{{Form::submit('Delete')}}
{{Form::close()}}
</li>
</div>
</div>
@endforeach
</ul>
@endif
不幸的是,这不起作用,因为我收到以下错误:
Undefined index: id_user
而不是:
{{$Task->ordertask['id_user']}}
我也尝试过这只是为了看看它给了我什么输出:
{{$Task->ordertask}}
这给了我以下输出:
[{"id":5,"id_order":2,"id_task":1,"hour":63,"hourprice":15,"id_user":5,"createdBy":4,"created_at":"2014-10-13 10:21:33","updated_at":"2014-10-13 10:21:33"}]
很高兴我想从ordertask表输出id_user。很高兴我在等你的回答。无论如何,谢谢你的回复。
答案 0 :(得分:1)
一个任务可以有许多订单任务,因此要显示用户而不是
{{$Task->ordertask['id_user']}}
您应该使用:
@foreach ($Task->ordertask as $ot)
{{ $ot->id_user }}
@endforeach