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run code in 150+ php & hhvm versions
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<?php setlocale(LC_ALL, "en_US.UTF8"); echo http_build_query(array("g" => "BMW Group EspaƱa"));
Output for 5.0.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
g=BMW+Group+Espa%C3%B1a
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: http_build_query() in /in/mQlE6 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/mQlE6 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/mQlE6 on line 3