3v4l.org

run code in 300+ PHP versions simultaneously
<?php function qs_search($qs) { $query_string = array(); $query_string['search'] = basename($qs); return http_build_query($query_string); } setlocale(LC_ALL, "en_US.UTF8"); var_dump(qs_search("regular")); var_dump(qs_search("AÈ``IÒ")); ?>
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.37, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
string(14) "search=regular" string(27) "search=A%C3%88%60%60I%C3%92"
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: http_build_query() in /in/6ioeK on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
Fatal error: Call to undefined function: http_build_query() in /in/6ioeK on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: http_build_query() in /in/6ioeK on line 5
preferences:
255.46 ms | 401 KiB | 378 Q