strcmp() function in PHP

strcmp() function is used to compare two strings.

Note - This function is case sensitive.

Syntax

strcmp(str1, str2)

Parameters

• str1 - The first string to compare

• < strong>str2 - The second string to compare

Returns

The strcmp() function returns -

• 0 - if the two strings are equal

• <0 - if string1 is less than string2<0 - 如果 string1 小于 string2

< li>

>0 - If string1 is greater than string2

Example

The following is an example-

Live demonstration

<?php
   echo strcmp("windows","Windows");
?>

Output

The following is the output -

32

Example

Let’s see another example-

Live Demonstration

<?php
   echo strcmp("Windows OS","Windows Operating System");
?>

Output

Here is the output-

-7424

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