3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $post_data = array('hoge' => 'hoge', 'piyo' => 'piyo'); echo @$post_data['hoge'] . @$post_data['fuga'] . @$post_data['piyo'];
Output for 4.3.0 - 7.2.0
hogepiyo