3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php<a href="http://www.google.com/calendar/event?action=TEMPLATE&text=[event-title]&dates=[start-custom format='Ymd\\THi00\\Z']/[end-custom format='Ymd\\THi00\\Z']&details=[description]&location=[location]&trp=false&sprop=&sprop=name:" target="_blank" rel="nofollow">Add to my calendar</a>
Output for 5.3.0 - 5.4.32
<?php<a href="http://www.google.com/calendar/event?action=TEMPLATE&text=[event-title]&dates=[start-custom format='Ymd\\THi00\\Z']/[end-custom format='Ymd\\THi00\\Z']&details=[description]&location=[location]&trp=false&sprop=&sprop=name:" target="_blank" rel="nofollow">Add to my calendar</a>