3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $data_array = array('root1' => array(1,2,3), 'root2' => array(3,4,5)); $out = ''; $count = count($data_array); foreach ($data_array as $key => $value) { $out.= $key.'=>['; $count = count($value); foreach ($value as $val) { $out.=$val.','; } $out = rtrim($out, ",<br />,"); $out.= '],<br />'; } $out = rtrim($out,','); echo $out;
Output for 4.3.0 - 7.1.0
root1=>[1,2,3],<br />root2=>[3,4,5],<br />