strcmp
(PHP 4, PHP 5, PHP 7)
strcmp — Binary safe string comparison
Description
strcmp ( string $str1 , string $str2 ) : int
Note that this comparison is case sensitive.
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 strcmp() example
<?php $var1 = "Hello"; $var2 = "hello"; if (strcmp($var1, $var2) !== 0) { echo '$var1 is not equal to $var2 in a case sensitive string comparison'; } ?>
See Also
- strcasecmp() - Binary safe case-insensitive string comparison
- preg_match() - Perform a regular expression match
- substr_compare() - Binary safe comparison of two strings from an offset, up to length characters
- strncmp() - Binary safe string comparison of the first n characters
- strstr() - Find the first occurrence of a string
- substr() - Return part of a string
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https://www.php.net/manual/en/function.strcmp.php