String comparison function; comparison function; string comparison

php strncasecmp() function syntax

Function:Compare the first n characters of the string, case-insensitive

Syntax: strncasecmp(string1,string2,length)

Parameters:

ParametersDescription
string1Required. Specifies the first string to compare.
string2Required. Specifies the second string to be compared.
lengthRequired. Specifies the number of characters per string used for comparison.

Description: strncasecmp() function compares two strings. strncasecmp() is binary-safe and case-insensitive. If the two strings are equal, 0 is output. If string1 is greater than string2, the output value is greater than 0. If string1 is less than string2, the output value is less than 0.

php strncasecmp() function example

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

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Output:

0