How To Convert String To Uppercase in PHP

In this tutorial we will see How To Convert String To Uppercase in PHP. PHP strtoupper() function can be used to convert any string to Uppercase.

Table of Contents

• Using strtoupper() Function
• More PHP Tutorials

Using strtoupper() Function

We can simply use strtoupper() Function to convert any string to Uppercase.

Take a look at the code given below.

<?php
$string = 'HowToCodeSchool.com';
$UpperCaseString = strtoupper($string);
echo $UpperCaseString;
?>

$UpperCaseString contains the Uppercase version of the original string.

Output

HOWTOCODESCHOOL.COM