Display the drop-down list

random_bytes()

« rand | range »
<?php
$string = random_bytes (
      // int $length
);

// shows the result in hexadecimal
if ($string) {
    $hex = bin2hex($string);
}
?>
Result
$string = '7 j'
$hex = '37fcae0c6a'
Examples
#1 random_bytes  (5)
See also
bin2hex, openssl_random_pseudo_bytes
Help Misc Config Test Unit test
Powered by PHP 7.1.26 (0.01 s)
Creative Commons License 2014-2017 Michel Corne