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 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...

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...

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.

In this post, I'll compare linear search and binary search algorithms. You'll see pseudocode for each algorithm, along with examples and a step-by-step guide...

In this tutorial, you'll learn how to sort an array in PHP. You'll learn how to sort in ascending or descending order based on its keys or values. You will...

If you want to learn the ins and outs of file handling for PHP, try our new course, Practice PHP and Learn: File Handling. In just under an hour of video...

JavaScript form validation is now a lot easier than it used to be, thanks to HTML5 and the Constraint Validation API. Learn how it works in our new short...