note 63855 added to function.rand
| From: | JimmyNighthawk at osu1 dot php dot net | Date: | Sun, 02 Apr 2006 09:06:58 +0000 |
| Subject: | note 63855 added to function.rand | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-107153@lists.php.net to get a copy of this message | ||
Here is a code i do use to generate very long random numbers,..
... regarding the max_size of an integer is limited.
You either can decide the number is allowed to start w/ a null
as true or false for not.
<?php
function SuperRandomNumber($length,$nullstart=false)
{$nr='';
for($i=0;$i<$length;$i++)
{$nr.=rand(($i==0&&$nullstart?0:1),9);
}
return $nr;
}
echo SuperRandomNumber(100);
?>
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Server IP: 217.13.201.10
Probable Submitter: 80.135.182.25
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autolearn=no version=2.64
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Manual Page -- http://www.php.net/manual/en/function.rand.php
Edit -- http://master.php.net/note/edit/63855
Del: integrated -- http://master.php.net/note/delete/63855/integrated
Del: useless -- http://master.php.net/note/delete/63855/useless
Del: bad code -- http://master.php.net/note/delete/63855/bad+code
Del: spam -- http://master.php.net/note/delete/63855/spam
Del: non-english -- http://master.php.net/note/delete/63855/non-english
Del: in docs -- http://master.php.net/note/delete/63855/in+docs
Del: other reasons-- http://master.php.net/note/delete/63855
Reject -- http://master.php.net/note/reject/63855
Search -- http://master.php.net/manage/user-notes.php