3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php // $a = array( 'kaushik', 'kaushik is', 'kaushik is great', 'is', 'is great', 'great' ); $a = array("usb","pc","cam 168","cam","168"); $print_following = array(); foreach ($a as $key => $b) { $x = 0; for ($i = 0; $i < count($a); $i++) { $c = $a; unset($c[$key]); if ($key == $i) continue; if (strpos($c[$i], $b) === false) { $x++; } if ($x == count($a) - 1) { if (!in_array($i, $print_following)) { array_push($print_following, $key); } } } } foreach ($a as $key => $value) { if (in_array($key, $print_following)) { echo $value.' '; } }
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
usb pc cam 168