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hash_algos()函数是PHP中的内置函数,用于返回已注册的散列算法列表,其使用语法是“array hash_algos(void)”,该函数不接受任何参数。
本文操作环境:Windows7系统、PHP7.1版、Dell G3电脑。
hash_algos()函数是PHP中的内置函数,用于返回已注册的散列算法列表。
语法:
array hash_algos( void )
参数:该函数不接受任何参数。
返回值:此函数返回一个数字索引数组,其中包含支持的散列算法列表。
下面的程序演示了PHP中的hash_algos()函数:
程序:
<?php // hash_algos() 函数 print_r(hash_algos()); ?>
输出:
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] => gost-crypto [23] => adler32 [24] => crc32 [25] => crc32b [26] => fnv132 [27] => fnv1a32 [28] => fnv164 [29] => fnv1a64 [30] => joaat [31] => haval128,3 [32] => haval160,3 [33] => haval192,3 [34] => haval224,3 [35] => haval256,3 [36] => haval128,4 [37] => haval160,4 [38] => haval192,4 [39] => haval224,4 [40] => haval256,4 [41] => haval128,5 [42] => haval160,5 [43] => haval192,5 [44] => haval224,5 [45] => haval256,5 )
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