3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(http_build_query(array(true)));
Output for 5.0.0 - 7.1.0
string(3) "0=1"
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: http_build_query() in /in/ovgJN on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: http_build_query() in /in/ovgJN on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: http_build_query() in /in/ovgJN on line 3