strtolower

PHP strtolower()函数 (PHP strtolower() function)

strtolower() function is a string function, it accepts the string and returns an lowercase string.

strtolower()函数是一个字符串函数，它接受该字符串并返回小写字符串。

Syntax:

句法：

    strtolower(string);

Example:

例：

    Input: "This is my COMPUter!"
Output: "this is my computer!"

PHP code:

PHP代码：

<?PHP
$str = "This is my COMPUter!";
echo (strtolower($str));
?>

Output

输出量

this is my computer!

翻译自: https://www.includehelp.com/php/strtolower-function-with-example.aspx

strtolower