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@ 2013-12-09T20:10:35Z

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

while($current = next($a)) {
    echo "current: " . key($a) . ":" . $current;

    $next = next($a);
	echo "next: " . key($a) . ":" . $next;

    $nextnext = next($a);
	echo "nextnext: " . key($a) . ":" . $nextnext;
}

Output
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key: documentation ( source)
next: documentation ( source)

preferences:dark modelive preview

36.28 ms | 402 KiB | 5 Q