note 75916 deleted from function.srand by nlopess
| From: | nlopess@php.net | Date: | Thu, 21 Jun 2007 13:29:04 +0000 |
| Subject: | note 75916 deleted from function.srand by nlopess | ||
| References: | 1 | Groups: | php.notes |
| Request: | Send a blank email to php-notes+get-127863@lists.php.net to get a copy of this message | ||
Note Submitter: marcelo dot mao7 at gmail dot com
----
Simple unique names
<?php
// semeira com microsegundos
function make_seed() {
list($usec, $sec) = explode(' ', microtime());
return (float) $sec + ((float) $usec * 100000);
}
srand(make_seed());
$randval = rand();
$unique = base64_encode($randval);
print($unique);
?>