Create random hash with PHP

The following php script will create and echo a 8 digit long string containing random letters and numbers.


$pass_rnd = array_merge(range('a','z'), range('A','Z'), range(0,9));
$rnd = array_rand($pass_rnd, 8);
$random_hash = "";
for($i=1;$i<=8;$i++) {
 $random_hash .= $pass_rnd[$rnd[$i]];
$random_hash = str_shuffle($random_hash);
echo $random_hash;

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