....
// manage user
    Route::get('admin/user','Admin\User_controller@index');
    Route::get('admin/user/add','Admin\User_controller@add');
    Route::post('admin/user','Admin\User_controller@store');
    Route::get('admin/user/{id}','Admin\User_controller@edit');
    Route::put('admin/user/{id}','Admin\User_controller@update');
    Route::delete('admin/user/{id}','Admin\User_controller@delete');
....