hash
(PHP 5 >= 5.1.2, PECL hash >= 1.1)
hash — Generate a hash value (message digest)
Description
string hash
( string
$algo
, string $data
[, bool $raw_output = false
] )Parameters
-
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.FALSEoutputs 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.
Changelog
| Version | Description |
|---|---|
| 5.4.0 | The tiger algorithm now uses big-endian byte ordering. |
Examples
Example #1 A hash() example
<?php
echo hash('ripemd160', 'The quick brown fox jumped over the lazy dog.');
?>
The above example will output:
ec457d0a974c48d5685a7efa03d137dc8bbde7e3
See Also
- hash_file() - Generate a hash value using the contents of a given file
- hash_hmac() - Generate a keyed hash value using the HMAC method
- hash_init() - Initialize an incremental hashing context
- md5() - Calculate the md5 hash of a string
- sha1() - Calculate the sha1 hash of a string
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