3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array('0'=>'LA', '1'=>'NY', '2'=>'NY', '3'=>'NY', '4'=>'FL'); while($current = current($a)) { echo $current . "... "; $next = next($a); $nextnext = next($a); if($next == $current && $nextnext == $current){ echo "matches the next two values!\n"; } else { echo "does NOT match the next two values\n"; } prev($a); }

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42.71 ms | 402 KiB | 5 Q