3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump( $_SERVER, getenv('lang'), getenv('LANG') );
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
array(17) { ["TERM"]=> string(5) "xterm" ["PATH"]=> string(13) "/usr/bin:/bin" ["LANG"]=> string(1) "C" ["SHELL"]=> string(7) "/bin/sh" ["MAIL"]=> string(16) "/var/mail/nobody" ["LOGNAME"]=> string(6) "nobody" ["USER"]=> string(6) "nobody" ["HOME"]=> string(4) "/tmp" ["PHP_SELF"]=> string(9) "/in/ioD3M" ["SCRIPT_NAME"]=> string(9) "/in/ioD3M" ["SCRIPT_FILENAME"]=> string(9) "/in/ioD3M" ["PATH_TRANSLATED"]=> string(9) "/in/ioD3M" ["DOCUMENT_ROOT"]=> string(0) "" ["REQUEST_TIME_FLOAT"]=> float(1427902510.0001) ["REQUEST_TIME"]=> int(1427902510) ["argv"]=> array(1) { [0]=> string(9) "/in/ioD3M" } ["argc"]=> int(1) } bool(false) string(1) "C"
Output for 5.2.3 - 5.2.17, 5.3.0 - 5.3.29
array(16) { ["TERM"]=> string(5) "xterm" ["PATH"]=> string(13) "/usr/bin:/bin" ["LANG"]=> string(1) "C" ["SHELL"]=> string(7) "/bin/sh" ["MAIL"]=> string(16) "/var/mail/nobody" ["LOGNAME"]=> string(6) "nobody" ["USER"]=> string(6) "nobody" ["HOME"]=> string(4) "/tmp" ["PHP_SELF"]=> string(9) "/in/ioD3M" ["SCRIPT_NAME"]=> string(9) "/in/ioD3M" ["SCRIPT_FILENAME"]=> string(9) "/in/ioD3M" ["PATH_TRANSLATED"]=> string(9) "/in/ioD3M" ["DOCUMENT_ROOT"]=> string(0) "" ["REQUEST_TIME"]=> int(1427902510) ["argv"]=> array(1) { [0]=> string(9) "/in/ioD3M" } ["argc"]=> int(1) } bool(false) string(1) "C"
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.2
array(12) { ["TERM"]=> string(5) "xterm" ["PATH"]=> string(13) "/usr/bin:/bin" ["LANG"]=> string(1) "C" ["SHELL"]=> string(7) "/bin/sh" ["MAIL"]=> string(16) "/var/mail/nobody" ["LOGNAME"]=> string(6) "nobody" ["USER"]=> string(6) "nobody" ["HOME"]=> string(4) "/tmp" ["PHP_SELF"]=> string(0) "" ["REQUEST_TIME"]=> int(1427902510) ["argv"]=> array(1) { [0]=> string(9) "/in/ioD3M" } ["argc"]=> int(1) } bool(false) string(1) "C"
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5
array(11) { ["TERM"]=> string(5) "xterm" ["PATH"]=> string(13) "/usr/bin:/bin" ["LANG"]=> string(1) "C" ["SHELL"]=> string(7) "/bin/sh" ["MAIL"]=> string(16) "/var/mail/nobody" ["LOGNAME"]=> string(6) "nobody" ["USER"]=> string(6) "nobody" ["HOME"]=> string(4) "/tmp" ["PHP_SELF"]=> string(0) "" ["argv"]=> array(1) { [0]=> string(9) "/in/ioD3M" } ["argc"]=> int(1) } bool(false) string(1) "C"

preferences:
293.8 ms | 402 KiB | 460 Q