How to use crc32 in PHP

Posted in PHP | PHP Functions on September 03, 2012

In this article, I will explain how the crc32() function can be used in PHP.

crc32() function in PHP

The crc32() function is used to calculate a 32-bit cyclic redundancy checksum for a string.
The crc32() function can be used to validate data integrity.

Syntax

crc32(string)

Parameter

string string is required parameter. it is determine string to be calculate.

Example

The following example show to how the crc32() function can be used in PHP.

<html>

<body>

<h3 style="color: green;">crc32() function example in PHP</h3>

<?php

$string = crc32("C-sharpcorner");

echo 'C-sharpcorner Without %u: '.$string."<br />";

echo 'C-sharpcorner With %u: ';

printf("%u",$string);

</body>

</html>

Output

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