mhash
PHP 4, PHP 5, PHP 7, PHP 8
mhash - Computes hash
Manual
mhash(
int$algo,
string$data,
[string|null$key = null] ): string|false
mhash applies a hash function specified by algo to the data.
Parameters
- algo
-
The hash ID. One of the MHASH_hashname constants.
- data
-
The user input, as a string.
- key
-
If specified, the function will return the resulting HMAC instead. HMAC is keyed hashing for message authentication, or simply a message digest that depends on the specified key. Not all algorithms supported in mhash can be used in HMAC mode.
Return Values
Returns the resulting hash (also called digest) or HMAC as a string, or false on error.
Changelog
| Version | Description |
| 8.1.0 | This function has been deprecated. Use the hash_*() functions instead. |
| 8.0.0 | key is now nullable. |