hash_final Finalize an incremental hash and return resulting digest


hash_final

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

hash_finalFinalize an incremental hash and return resulting digest

说明

string hash_final ( resource $context [, bool $raw_output = false ] )

参数

context

Hashing context returned by hash_init().

raw_output

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

返回值

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.

范例

Example #1 hash_final() example

<?php
$ctx 
hash_init('sha1');
hash_update($ctx'The quick brown fox jumped over the lazy dog.');
echo 
hash_final($ctx);
?>

以上例程会输出:

c0854fb9fb03c41cce3802cb0d220529e6eef94e

参见


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