In this tutorial, you will learn about variable scope in PHP. We will also cover the usage of global and static keyword.

This tutorial will teach you how to format the current date and time in PHP. You will also learn how to get the timestamp from a date string and how to add...

In this quick tip, we will go over multiple methods to determine if a string contains another substring in PHP.

In this tutorial, I'll teach you how to call a PHP function from JavaScript using jQuery AJAX and the Fetch API. You will also learn how to call JavaScript...

This tutorial will teach you how to create your own user-defined functions in PHP. You will learn about return values from a function and function parameters...

Sessions allow user information to be persisted across all the pages of a website or app. In this post, you'll learn the basics of session handling in PHP:...

Learn about integers and floats in PHP, as well as the functions which can be used to determine the type of numbers that we are dealing with and convert...

Learn the basics of file upload in PHP. Firstly, we’ll go through the PHP configuration options that need to be in place for successful file uploads....

This tutorial will help you familiarize yourself with the Modulo operator—one of the fundamental arithmetic operators in PHP. In this post, we'll discuss...

This tutorial will teach you how to generate random numbers and alphanumeric strings in PHP. We will discuss how to create strings with a specific set of...

Today, we're going to discuss control structures and loops in PHP. I'll show you how to use all the main control structures that are supported in PHP, like...

Functions are one of the most important constructs in JavaScript. Learn about them in our new course, Practice JavaScript and Learn: Functions.