Loader

strcasecmp

Binary safe case-insensitive string comparison. Test strcasecmp online.

int strcasecmp ( string $str1 , string $str2 )

PHP Documentation by the PHP Documentation Group

strcasecmp

(PHP 4, PHP 5, PHP 7)

strcasecmpBinary safe case-insensitive string comparison

Description

strcasecmp ( string $str1 , string $str2 ) : int

Binary safe case-insensitive string comparison.

Parameters

str1

The first string

str2

The second string

Return Values

Returns < 0 if str1 is less than str2; > 0 if str1 is greater than str2, and 0 if they are equal.

Examples

Example #1 strcasecmp() example

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

See Also

  • strcmp() - Binary safe string comparison
  • preg_match() - Perform a regular expression match
  • substr_compare() - Binary safe comparison of two strings from an offset, up to length characters
  • strncasecmp() - Binary safe case-insensitive string comparison of the first n characters
  • stristr() - Case-insensitive strstr
  • substr() - Return part of a string

PHP Documentation

Copyright © 1997 - 2016 by the PHP Documentation Group. This material may be distributed only subject to the terms and conditions set forth in the Creative Commons Attribution 3.0 License or later. A copy of the Creative Commons Attribution 3.0 license is distributed with this manual. The latest version is presently available at » http://creativecommons.org/licenses/by/3.0/.