Hash Funzioni
PHP Manual

hash

(PHP 5 >= 5.1.2, PECL hash >= 1.1)

hashGenerate a hash value (message digest)

Descrizione

string hash ( string $algo , string $data [, bool $raw_output = false ] )

Elenco dei parametri

algo

Name of selected hashing algorithm (i.e. "md5", "sha256", "haval160,4", etc..)

data

Message to be hashed.

raw_output

When set to TRUE, outputs raw binary data. FALSE outputs lowercase hexits.

Valori restituiti

Returns a string containing the calculated message digest as lowercase hexits unless raw_output is set to true in which case the raw binary representation of the message digest is returned.

Log delle modifiche

Versione Descrizione
5.4.0 The tiger algorithm now uses big-endian byte ordering.

Esempi

Example #1 A hash() example

<?php
echo hash('ripemd160''The quick brown fox jumped over the lazy dog.');
?>

Il precedente esempio visualizzerĂ :

ec457d0a974c48d5685a7efa03d137dc8bbde7e3

Vedere anche:


Hash Funzioni
PHP Manual