NYCPHP Meetup

[Tim Gales]

Chris Snyder wrote:
>
> Doing something like $random = $microtime . "_" . rand( 0, 256 );
> gives you non-repeating pseudo-randomness. 
md5(uniqid(rand(), true))
// as suggested in the manual

is harder to guess -- but now you're talkin' 32 chars.
(as usual it depends on what you're tryin' to do)

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