3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = ['offers' => [ ['id' => 12], ['id' => 13] ]]; echo http_build_query($a);
based on JhUrL
Output for 5.4.0 - 7.1.0
offers%5B0%5D%5Bid%5D=12&offers%5B1%5D%5Bid%5D=13
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/nJ7dX on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/nJ7dX on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/nJ7dX on line 3
Process exited with code 255.