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PHP: Random Key Generator

/ Published in: PHP
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Creates a variable length key from a pre-defined set of characters.

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  1. function createRandomKey($amount){
  2. 	$keyset  = "abcdefghijklmABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
  3. 	$randkey = "";
  4. 	for ($i=0; $i<$amount; $i++)
  5. 		$randkey .= substr($keyset, rand(0, strlen($keyset)-1), 1);
  6. 	return $randkey;	
  7. }

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