3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = array('leg1'=>'LA', 'leg2'=>'NY', 'leg3'=>'NY', 'leg4'=>'NY', 'leg5'=>'FL'); while($current = current('NY')) { 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); }
Output for 5.3.0 - 5.6.28, 7.0.0 - 7.1.0
Warning: current() expects parameter 1 to be array, string given in /in/Pj1Yj on line 4
Output for hhvm-3.12.0
Warning: Invalid operand type was used: expecting an array in /in/Pj1Yj on line 4
Output for hhvm-3.10.0

Process exited with code 153.
Output for 4.4.1, 5.1.0 - 5.2.17
Warning: current(): Passed variable is not an array or object in /in/Pj1Yj on line 4
Output for 4.3.2 - 4.4.0, 4.4.2 - 5.0.5
Fatal error: Only variables can be passed by reference in /in/Pj1Yj on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Only variables can be passed by reference in /in/Pj1Yj on line 4