PHP crc32

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PHP : crc32() function

Description

The crc32() function generates a 32-bit cyclic redundancy code (CRC) for a string.

The function is generally used to validate the integrity of data being transmitted.

Version

(PHP 4 and above)

Syntax

crc32(string_data)

Parameter

Name

Description

Required /
Optional

Type

string_data

The string data.

Required

String

Return values

The crc32 checksum of string_data.

Value Type : Integer.

Pictorial Presentation

php-string-crc32()

Example :

  1. $crc_string = crc32('Good Morning...');  

  2. printf('%u', $crc_string);  

  3. ?>  

Output :

1329844137