多个参数传递给由路由控制器在laravel 5
问题描述:
路线:
Route::get('feed/{type?}/{first?}/{second?}/{third?}', ['as' => 'feed', 'uses' => '[email protected]']);
控制器:
public function feed(Request $request, $type, $first, $second, $third)
{
...
但这农产品错误:
ErrorException in PostController.php line 209:
Missing argument 3 for App\Http\Controllers\PostController::feed()
我做得不好?我忘了什么? 谢谢。
答
Make sure to give the route's corresponding variable a default value
所以它应该是这样的:
public function feed(Request $request = null, $type = null, $first = null, $second = null, $third = null)
{
...
您可以将其替换null
您选择的默认值。
答
你应该申报的参数作为可选太像
public function feed(Request $request, $type = '', $first = '', $second = '', $third = '')
{