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Link: http://codepad.org/wKXCo3p0    [ raw code | output | fork ]

PHP, pasted on Dec 4:
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<?php
$test = array("meh" => 5,
              "awesome" => 3,
              "is in" => 5,
              "stuff" => 3,
              "ich" => 4,
              "da house" => 5,
              "bin mude" => 4);

$out = array();
foreach($test as $key=>$value)
    if(array_key_exists($value, $out))
         $out[$value][] = $key;
    else
         $out[$value] = array($key);

foreach($out as $item)
   echo implode(" ", $item).'<br />';
?>


Output:
1
meh is in da house<br />awesome stuff<br />ich bin mude<br />


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