PHP strtolower() Function

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PHP strtok() Function
PHP strtoupper() Function

what is the syntax of the STRTOLOWER() function in php?

strtolower(string)
ParameterDescription
stringRequired. Specifies the string to convert
PHP STRTOLOWER() method

examples of the STRTOLOWER() function

Example 1. In this example, we convert all characters to lowercase.

<?php
echo strtolower("Hello WORLD.");
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PHP strtok() Function
PHP strtoupper() Function

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