<?php require_once 'models/Animal.php'; $animal = new Animal($_POST['idAnimal']); $result = $animal->getInformations(); if (gettype($result) === "string") { $resultToSend = ['success' => false, 'error' => $result]; } else { $resultToSend = ['success' => true, $result['idAnimal'] => $result]; } echo json_encode($resultToSend);