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PHP strtolower() Function

PHP String Reference Complete PHP String Reference

Definition and Usage

The strtolower() function converts a string to lowercase.

Syntax

strtolower(string)

Parameter Description
string Required. Specifies the string to convert

Example

<?php
echo strtolower("Hello WORLD.");
?>

The output of the code above will be:

hello world.

PHP String Reference Complete PHP String Reference
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