3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a1 = array('a1','a2','a3','a4'); $result=implode("",$a1)."<br/>"; echo $result;
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
a1a2a3a4<br/>