(PHP 7 >= 7.2.0, PHP 8)
sodium_crypto_pwhash_str_needs_rehash — Determine whether or not to rehash a password
$password, int $opslimit, int $memlimit): bool
Determine whether or not to rehash a password, based on the current hash opslimit and memlimit.
passwordPassword hash
opslimitConfigured opslimit; see sodium_crypto_pwhash_str()
memlimitConfigured memlimit; see sodium_crypto_pwhash_str()
Returns true if the provided memlimit/opslimit do not match what's stored in the hash.
Returns false if they match.