PHP strncmp() Function

The strncasecmp() function is used to compare two given string. It is binary safe and case-insensitive.This is similar to the strncmp() function.

strncmp(string1,string2,length)

• String1 - (Required) Specify the First string to compare.
• String2 - (Required) Specify the second string to compare.
• length - (Required) Specify the length of string to be used the comparision.

<?php
    echo strcasecmp("Hii Hello!","HII HELLO!");
?>

0
This Function returns 0 ,the two strings are equal.

<?php
    echo strcasecmp("Hii Hello!","HI")."<br>"; 
    echo strcasecmp("Hii Hello!","HII HELLO! HOW ARE YOU ?"); 
?>

8
-14