Availability Check

In this article, we will tackle about Username Availability Check using PHP. This example is common to all of us, and it is popular in the websites. Like “Facebook”, “Gmail”, and etc. If you are creating your user account, after you input the username in the TextBox the script will check if it is an available username or not. NOTE: These list of username is not available in this source code example: "rolyn02", "mark111", and "billGates".

Check Username Availability in Log In Form

In this tutorial, we are going to learn on How To Check Username Availability in Sign Up Form. This tutorial will show you how to check the username availability in sign up form using jQuery in PHP.