laravel5.1接收ajax数据

 1     $.ajax({
 2         type: ‘POST‘,
 3         url: ‘{!! url(‘aw/data‘) !!}‘,
 4         data:{‘_token‘:‘<?php echo csrf_token() ?>‘,‘option‘:1},
 5         dataType: ‘json‘,
 6         success: function (data) {
 7             alert(data);
 8         },
 9         error: function () {
10             alert("error")
11         }
12     });

1 public function postData()
2 {
3     $request = Input::all();
4     //todo something and return json data
5     //e.g return the request data follow this:
6     return json_encode($request);
7 }