3v4l.org

run code in 300+ PHP versions simultaneously
<?php print_r($_SERVER);
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 ( [TERM] => xterm [PATH] => /usr/bin:/bin [LANG] => C [SHELL] => /bin/sh [MAIL] => /var/mail/nobody [LOGNAME] => nobody [USER] => nobody [HOME] => /tmp [PHP_SELF] => /in/TWlc7 [SCRIPT_NAME] => /in/TWlc7 [SCRIPT_FILENAME] => /in/TWlc7 [PATH_TRANSLATED] => /in/TWlc7 [DOCUMENT_ROOT] => [REQUEST_TIME_FLOAT] => 1572983980.0001 [REQUEST_TIME] => 1572983980 [argv] => Array ( [0] => /in/TWlc7 ) [argc] => 1 )
Output for 5.3.0 - 5.3.29
Array ( [TERM] => xterm [PATH] => /usr/bin:/bin [LANG] => C [SHELL] => /bin/sh [MAIL] => /var/mail/nobody [LOGNAME] => nobody [USER] => nobody [HOME] => /tmp [PHP_SELF] => /in/TWlc7 [SCRIPT_NAME] => /in/TWlc7 [SCRIPT_FILENAME] => /in/TWlc7 [PATH_TRANSLATED] => /in/TWlc7 [DOCUMENT_ROOT] => [REQUEST_TIME] => 1572983980 [argv] => Array ( [0] => /in/TWlc7 ) [argc] => 1 )

preferences:
252.08 ms | 402 KiB | 408 Q