note 51438 deleted from function.rand by felipe

[email protected]
Newsgroups php.notes
Message-ID <[email protected]>
Note Submitter: hoffa at NOSPAM hoffa.se 

----

To shuffle an array ( [0....n] )

function Shufflearr($array) {
	$size = sizeof($array) - 1;
	for ($x = 0; $x < $size; $x++) {
		$i = rand($x, $size);
		$tmp = $array[$x];
		$array[$x] = $array[$i];
		$array[$i] = $tmp;
	}
	return $array;
}

// create an array
for ($i=0; $i<10; $i++) {
	$nbrarray[$i] = $i;
}

print_r($nbrarray); // before
$nbrarray = Shufflearr($nbrarray); // shuffle
print_r($nbrarray); // after
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