Online PHP editor | output for g1ELa

@ 2014-03-29T20:54:08Z

<?php
// $a = array( 'kaushik', 'kaushik is', 'kaushik is great', 'is', 'is great', 'great' );
$a = array('usb', 'pc', 'cam 168', 'cam', '168', 'cam 168');

$a = array_unique($a);
$s = count($a) - 1;
$p = array();

foreach ($a as $key => $b)
{
    $x = 0;
    for ($i = 0; $i < count($a); $i++)
    {
        if ($key == $i) continue;

        $c = $a; unset($c[$key]);
        if (strpos($c[$i], $b) === false) $x++;

        if ($x == $s) array_push($p, $key);
    }
}

foreach ($p as $o => $value) {
    echo $a[$value]. ' ';
}
?>

Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6: usb pc cam 168
Output for 8.3.5: Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 usb pc cam 168

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