note 71232 added to function.srand
| From: | webmaster at frontslc dot com | Date: | Fri, 17 Nov 2006 16:52:03 +0000 |
| Subject: | note 71232 added to function.srand | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-119841@lists.php.net to get a copy of this message | ||
Will different seeds ever produce the same random number? I need to generate a sequence of
distinct, but random, codes.
As an example:
for ($i=0; $i<=300000; $i++) {
srand($i);
$random_number = random(0, 300000);
};
Will I ever get the same random_number twice?
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Server IP: 216.194.113.175
Probable Submitter: 72.24.89.107
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Manual Page -- http://www.php.net/manual/en/function.srand.php
Edit -- https://master.php.net/note/edit/71232
Del: integrated -- https://master.php.net/note/delete/71232/integrated
Del: useless -- https://master.php.net/note/delete/71232/useless
Del: bad code -- https://master.php.net/note/delete/71232/bad+code
Del: spam -- https://master.php.net/note/delete/71232/spam
Del: non-english -- https://master.php.net/note/delete/71232/non-english
Del: in docs -- https://master.php.net/note/delete/71232/in+docs
Del: other reasons-- https://master.php.net/note/delete/71232
Reject -- https://master.php.net/note/reject/71232
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