Finalize an incremental hash and return resulting digest

hash_file
hash_hmac_file
Hash Functions
PHP Manual

# hash_final

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

hash_final — Finalize an incremental hash and return resulting digest

### Description

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

### Parameters

`context`

  Hashing context returned by hash_init().

`raw_output`

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

### Return Values

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.

### Examples

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);
?>`

The above example will output:

    c0854fb9fb03c41cce3802cb0d220529e6eef94e

### See Also

- hash_init() - Initialize an incremental hashing context
- hash_update() - Pump data into an active hashing context
- hash_update_stream() - Pump data into an active hashing context from an open stream
- hash_update_file() - Pump data into an active hashing context from a file

hash_file
hash_hmac_file
Hash Functions
PHP Manual