How to convert a string to lowercase in PHP

Use the PHP strtolower() function

You can use the PHP strtolower() function to convert a string to lowercase.

Let's check out the following example to understand how this function actually works:

<?php
$my_str = 'The Quick Brown Fox Jumps Over The Lazy Dog.';
echo strtolower($my_str);
?>

i hope you like this small tutorial.