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strcasecmp

PHP function Edit on GitHub ✎

(PHP 4, PHP 5, PHP 7, PHP 8)

Binary safe case-insensitive string comparison

Description

strcasecmp(string $string1, string $string2): int

Binary safe case-insensitive string comparison. The comparison is not locale aware; only ASCII letters are compared in a case-insensitive way.

Parameters

string1: The first string
string2: The second string

Return Values Return

Changelog

Version	Description

Examples

strcasecmp() example

php

<?php
$var1 = "Hello";
$var2 = "hello";
if (strcasecmp($var1, $var2) == 0) {
    echo '$var1 is equal to $var2 in a case-insensitive string comparison';
}
?>