The strcasecmp() function is used to compare two strings.
Note − The strcasecmp() function is case-insensitive
Syntax
strcasecmp(str1, str2)
Parameters
str1 − First string
str2 − Second string
Return
The strcasecmp() function returns −
0 - if the two strings are equal
<0 - if string1 is less than string2
>0 - if string1 is greater than string2
Example
The following is an example −
<?php echo strcasecmp("Amit","AMIT"); ?>
Output
The following is the output −
0
Example
Let us see another example −
<?php $val1 = "Tom"; $val2 = "tom"; if (strcasecmp($val1, $val2) == 0) { echo '$va11 is equal to $val2'; } ?>
Output
The following is the output −
$va11 is equal to $val2