(PHP 5 >= 5.1.2, PECL hash >= 1.1)
hash_algos — Return a list of registered hashing algorithms
Returns a numerically indexed array containing the list of supported hashing algorithms.
| Version | Description | 
|---|---|
| 5.4.0 | Support for joaat, fnv132 and fnv164 was added. Support for Salsa10 and Salsa20 was removed. | 
| 5.3.0 | Support for md2, ripemd256, ripemd320, salsa10, salsa20, snefru256 and sha224 was added | 
Example #1 hash_algos() example
As of PHP 5.3.0, hash_algos() will return the following list of algorithm names.
<?php
print_r(hash_algos());
?>
The above example will output something similar to:
Array
(
    [0] => md2
    [1] => md4
    [2] => md5
    [3] => sha1
    [4] => sha224
    [5] => sha256
    [6] => sha384
    [7] => sha512
    [8] => ripemd128
    [9] => ripemd160
    [10] => ripemd256
    [11] => ripemd320
    [12] => whirlpool
    [13] => tiger128,3
    [14] => tiger160,3
    [15] => tiger192,3
    [16] => tiger128,4
    [17] => tiger160,4
    [18] => tiger192,4
    [19] => snefru
    [20] => snefru256
    [21] => gost
    [22] => adler32
    [23] => crc32
    [24] => crc32b
    [25] => salsa10
    [26] => salsa20
    [27] => haval128,3
    [28] => haval160,3
    [29] => haval192,3
    [30] => haval224,3
    [31] => haval256,3
    [32] => haval128,4
    [33] => haval160,4
    [34] => haval192,4
    [35] => haval224,4
    [36] => haval256,4
    [37] => haval128,5
    [38] => haval160,5
    [39] => haval192,5
    [40] => haval224,5
    [41] => haval256,5
)