crc32()

crc32 - Calculates the crc32 polynomial of a string

Syntax

int crc32 (string $str)

Arguments

• str - The data.

Description

Generates the cyclic redundancy checksum polynomial of 32-bit lengths of the str. This is usually used to validate the integrity of data being transmitted.

Version

PHP 4.0.1, 5

Return value

Returns the crc32 checksum of str as an integer.