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PHP strncasecmp() Function

PHP String Reference

Complete PHP String Reference

Definition and Usage

The strncasecmp() function compares two strings.

This function returns:

0 - if the two strings are equal
<0 - if string1 is less than string2
>0 - if string1 is greater than string2

Syntax

strncasecmp(string1,string2,length)

Parameter	Description
string1	Required. Specifies the first string to compare
string2	Required. Specifies the second string to compare
length	Required. Specify the number of characters from each string to be used in the comparison

Tips and Notes

Note: The strncasecmp() is binary safe and case-insensitive.

Example

<?php
echo strncasecmp("Hello world!","hello earth!",6);
?>

The output of the code above will be:

0

PHP String Reference

Complete PHP String Reference

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