Online PHP editor | refs for TDDlC

<?php $test = [ ['id' => 13, 'pets' => 8], ['id' => 15, 'pets' => 8], ['id' => 16, 'pets' => 10], ['id' => 17, 'pets' => 9], ['id' => 18, 'pets' => 10], ['id' => 19, 'pets' => 10], ['id' => 20, 'pets' => 0], ['id' => 21, 'pets' => 8], ['id' => 22, 'pets' => 9], ['id' => 23, 'pets' => 4], ['id' => 24, 'pets' => 0], ['id' => 40, 'pets' => 8], ['id' => 43, 'pets' => 2], ]; for ($x = 0, $delim = ''; $x < 5; ++$x, $delim = ',') { echo $delim . $test[array_rand($test)]['id']; }