3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $arr = array('order_source' => array('google','facebook'), 'order_medium' => 'google-text'); //echo http_build_query($arr); function bqs($array, $qs='') { foreach($array as $par => $val) { if(is_array($val)) { print_r($val); exit; bqs($val, $qs); } else { $qs .= $par.'='.$val.'&'; } } return $qs; } echo $qss = bqs($arr);
based on dBVP3
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
Array ( [0] => google [1] => facebook )