<?php
    include "connection.php";

    $username = $_POST['username_app'];
    $password = $_POST['password_app'];

    $sql = "SELECT * FROM tb_login WHERE usernameLogin = ".$username." AND passwordLogin = ".$password;
    $stmt = $connect->query($sql);

    $c = $stmt->fetch(PDO::FETCH_OBJ);

    $returnapp = array("idLogin"=>$c->idLogin);

    echo json_encode($returnapp);

?>