How to convert string to lowercase in php

How to convert a string into lowercase in php: You can use the built-in function strtolower() to convert. The strtolower() function can convert all uppercase letters in a string to lowercase, such as [strtolower("Hello WORLD.")].

strtolower() function converts a string to lowercase.

(Recommended tutorial: php video tutorial)

Grammar:

strtolower(string)

Example:

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

Running results:

hello world.

Related recommendations: php training

The above is the detailed content of How to convert string to lowercase in php. For more information, please follow other related articles on the PHP Chinese website!