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PHP Tutorial

PHP: strncmp() function

Description

The strncmp() function compare two strings of the first n characters.

Note : The comparison is case sensitive.

Version:

(PHP 4 and above)

Syntax:

strncmp(string1, string2, no_of_characters)

Parameters:

Name Description Required /
Optional		 Type
string1 The first string. Required String
string2 The second string. Required String
no_of_characters Specified the number of characters from each string to be used in the comparison. Required Integer

Return value:

< 0 if string1 < string2.
> 0 if string1 > string2.
0 if string1 = string2.

Value Type: Integer.

Example: 

<?php
echo strncmp('Hello John...', 'Hello Anirban....', 6);
?>

Output :

0

View the example in the browser

See also

PHP Function Reference

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