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@ 2013-12-09T20:08:58Z

<?php
$a = array('leg1'=>'LA', 'leg2'=>'NY', 'leg3'=>'NY', 'leg4'=>'FL');

while($current = next($a)) {
    $next = next($a);
    $nextnext = next($a);
}

Output
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next: documentation ( source)

preferences:dark modelive preview

37.98 ms | 402 KiB | 5 Q