Reputation: 533
What are the possible characters for $code
:
$randStr = "some random string that contains only: [a-zA-Z0-9_]";
$code = hash('sha512', $randStr);
Upvotes: 3
Views: 4852
Reputation: 61
SHA_512 will generate 130 characters
0xFFF50A71FE36FA45829B4E7F2426D25758635235335C39C11089B27805312BD73C83ACD3B71EAF47267368AEEDA289A4A2F7A191BABA1A3CAB9A2543CC06BC65
Upvotes: 0
Reputation: 54258
SHA512 will generate 128 characters of lowercase HEX characters (0 to f), e.g.
a9046c73e00331af68917d3804f70655a9046c73e00331af68917d3804f70655a9046c73e00331af68917d3804f70655
See the documentation for hash()
for more information.
Upvotes: 9