input('campid'); $campagne = Campagne::where('camp_id', $camp_id)->first(); $ids = $request->input('ids'); $coupons = Coupon::find($ids); $campagne->coupons()->attach($coupons); return json_encode($coupons); } public function remove_coupons_ajax(Request $request){ $camp_id = $request->input('campid'); $campagne = Campagne::where('camp_id', $camp_id)->first(); $coupon_id = $request->input('couponid'); $coupon = Coupon::find($coupon_id); $campagne->coupons()->detach($coupon_id); return json_encode($coupon); } }