hash_algos

(PHP 5 >= 5.1.2, PHP 7, PHP 8, PECL hash >= 1.1)

hash_algos返回已注册的散列算法列表

说明

hash_algos(): array

参数

此函数没有参数。

返回值

返回一个数值索引的数组, 包含了受支持的散列算法名称。

更新日志

版本 说明
8.1.0 新增对 MurmurHash3 和 xxHash 算法的支持。
7.4.0 支持 crc32c。
7.1.0 加入 sha512/224,sha512/256,sha3-224,sha3-256,sha3-384 以及 sha3-512 算法的支持。

示例

示例 #1 hash_algos() 示例

在 PHP 8.1.0 中,hash_algos() 会返回下表所示的算法清单:

<?php
print_r
(hash_algos());
?>

以上示例的输出类似于:

Array
(
    [0] => md2
    [1] => md4
    [2] => md5
    [3] => sha1
    [4] => sha224
    [5] => sha256
    [6] => sha384
    [7] => sha512/224
    [8] => sha512/256
    [9] => sha512
    [10] => sha3-224
    [11] => sha3-256
    [12] => sha3-384
    [13] => sha3-512
    [14] => ripemd128
    [15] => ripemd160
    [16] => ripemd256
    [17] => ripemd320
    [18] => whirlpool
    [19] => tiger128,3
    [20] => tiger160,3
    [21] => tiger192,3
    [22] => tiger128,4
    [23] => tiger160,4
    [24] => tiger192,4
    [25] => snefru
    [26] => snefru256
    [27] => gost
    [28] => gost-crypto
    [29] => adler32
    [30] => crc32
    [31] => crc32b
    [32] => crc32c
    [33] => fnv132
    [34] => fnv1a32
    [35] => fnv164
    [36] => fnv1a64
    [37] => joaat
    [38] => murmur3a
    [39] => murmur3c
    [40] => murmur3f
    [41] => xxh32
    [42] => xxh64
    [43] => xxh3
    [44] => xxh128
    [45] => haval128,3
    [46] => haval160,3
    [47] => haval192,3
    [48] => haval224,3
    [49] => haval256,3
    [50] => haval128,4
    [51] => haval160,4
    [52] => haval192,4
    [53] => haval224,4
    [54] => haval256,4
    [55] => haval128,5
    [56] => haval160,5
    [57] => haval192,5
    [58] => haval224,5
    [59] => haval256,5
)

参见

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