update_user.php

<?php
 
/*
 * Following code will update a product information
 * A product is identified by product id (pid)
 */
 
// array for JSON response
$response = array();
 
// check for required fields
if (isset($_POST['user_name']) && isset($_POST['name']) && isset($_POST['email']) 
	&& isset($_POST['phone_number']) && isset($_POST['password'])) {
 
    $user_name = $_POST['user_name'];
    $name = $_POST['name'];
    $email = $_POST['email'];
    $phone_number = $_POST['phone_number'];
    $password = $_POST['password'];
 
    // include db connect class
    require_once __DIR__ . '/db_connect.php';
 
    // connecting to db
    $db = new DB_CONNECT();
 
    // mysql update row with matched pid
    $result = mysql_query("UPDATE userlogin SET name = '$name', email = '$email', phone_number = '$phone_number', password = '$password' WHERE user_name = $user_name");
 
    // check if row inserted or not
    if ($result) {
        // successfully updated
        $response["success"] = 1;
        $response["message"] = "User data successfully updated.";
 
        // echoing JSON response
        echo json_encode($response);
    } else {
 
    }
} else {
    // required field is missing
    $response["success"] = 0;
    $response["message"] = "Required field(s) is missing";
 
    // echoing JSON response
    echo json_encode($response);
}
?>