PHP | hash_algos() Function Last Updated : 11 Jul, 2025 Summarize Comments Improve Suggest changes Share Like Article Like Report The hash_algos() function is an inbuilt function in PHP which is used to return a list of registered hashing algorithms. Syntax: array hash_algos( void ) Parameter: This function does not accepts any parameter. Return Value: This function returns a numerically indexed array which contains the list of supported hashing algorithms. Below program illustrates the hash_algos() function in PHP: Program: php <?php // hash_algos() function print_r(hash_algos()); ?> Output: 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 ) Reference: https://www.php.net/manual/en/function.hash-algos.php Comment More infoAdvertise with us Next Article PHP | hash_equals() Function S sarthak_ishu11 Follow Improve Article Tags : Misc Technical Scripter Web Technologies PHP Hash PHP-function +2 More Practice Tags : HashMisc Similar Reads PHP | hash_hmac_algos() Function The hash_hmac_algos() function is an inbuilt function in PHP that is used to get the list of registered hashing algorithms suitable for the hash_hmac() function. Syntax: array hash_hmac_algos( void ) Parameters: This function does not accept any parameter. Return Value: This function returns an ar 2 min read PHP | hash_equals() Function The hash_equals function() is an inbuilt function in PHP which is used to compares two strings using the same time whether they are equal or not.Syntax: hash_equals( $known_str, $usr_str ) Parameters: This function accept two parameters as mention above and describe below. $known_str: This parameter 1 min read PHP | hash_final() Function The hash_final() function is an inbuilt function in PHP which is used to finalize an incremental hash and return the resulting digest. Syntax: hash_final( $context, $raw_output ) Parameters: This function accept two parameters as mention above and describe below. $context: This parameter is used to 1 min read PHP password_algos() Function The password_algos() is an inbuilt function in PHP that returns the Ids which get available by the password hashing algorithm. Here, Id represents the array of strings. Syntax: password_algos(): arrayParameter: This function does not accept any parameter. Return Value: This function returns an array 1 min read PHP | hash_file( ) Function The hash_file() function is an inbuilt function in PHP which is used to generate a hash value using the contents of a given file. Syntax: string hash_file( $algo, $file, $raw_opt ) Parameters: This function accept three parameters as mention above and describe below. $algo: It is the required parame 2 min read PHP | hash_copy() Function The hash_copy() function is an inbuilt function in PHP which is used to get the copy of hashing context. Syntax: hash_copy( $context ) Parameters: This function accepts single parameter $context which is used to specify the hashing context returned by hash_init() function. Return Value: This functio 1 min read Like