Question

How to use seed to generate a better random number in PHP

Answer 1

function make_seed()
{
  list($sec_min, $sec) = explode(' ', microtime());
  return (float) $sec + ((float) $sec_min * 100000);
}
mt_srand(make_seed());
$n = mt_rand();

echo $n;


/*
run: 

1322009612 

*/

 

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