3v4l.org

run code in 300+ PHP versions simultaneously
<?php $GLOBALS = 'miauw'; $_SERVER = array(1, 1, 2, 3, 5, 8, 13, 21, 34, 55); function miauw() { var_dump($_SERVER, $GLOBALS, $GLOBALS['_SERVER']); } miauw();
Output for 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: $GLOBALS can only be modified using the $GLOBALS[$name] = $value syntax in /in/DCo4e on line 3
Process exited with code 255.
Output for 8.0.0 - 8.0.30
Fatal error: Uncaught TypeError: Cannot access offset of type string on string in /in/DCo4e:8 Stack trace: #0 /in/DCo4e(11): miauw() #1 {main} thrown in /in/DCo4e on line 8
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33
Warning: Illegal string offset '_SERVER' in /in/DCo4e on line 8 array(10) { [0]=> int(1) [1]=> int(1) [2]=> int(2) [3]=> int(3) [4]=> int(5) [5]=> int(8) [6]=> int(13) [7]=> int(21) [8]=> int(34) [9]=> int(55) } string(5) "miauw" string(1) "m"
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
array(10) { [0]=> int(1) [1]=> int(1) [2]=> int(2) [3]=> int(3) [4]=> int(5) [5]=> int(8) [6]=> int(13) [7]=> int(21) [8]=> int(34) [9]=> int(55) } string(5) "miauw" string(1) "m"
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9
array(10) { [0]=> int(1) [1]=> int(1) [2]=> int(2) [3]=> int(3) [4]=> int(5) [5]=> int(8) [6]=> int(13) [7]=> int(21) [8]=> int(34) [9]=> int(55) } array(16) { ["argv"]=> array(1) { [0]=> string(9) "/in/DCo4e" } ["argc"]=> int(1) ["HTTP_POST_VARS"]=> array(0) { } ["_POST"]=> array(0) { } ["HTTP_GET_VARS"]=> array(0) { } ["_GET"]=> array(0) { } ["HTTP_COOKIE_VARS"]=> array(0) { } ["_COOKIE"]=> array(0) { } ["HTTP_SERVER_VARS"]=> array(14) { ["TERM"]=> string(5) "xterm" ["PATH"]=> string(13) "/usr/bin:/bin" ["LANG"]=> string(1) "C" ["SHELL"]=> string(7) "/bin/sh" ["MAIN"]=> string(16) "/var/mail/nobody" ["LOGNAME"]=> string(6) "nobody" ["USER"]=> string(6) "nobody" ["USERNAME"]=> string(6) "nobody" ["HOME"]=> string(1) "/" ["TIME"]=> string(10) "1394057387" ["LD_PRELOAD"]=> string(26) "/usr/bin/daemon-preload.so" ["PHP_SELF"]=> string(0) "" ["argv"]=> array(1) { [0]=> string(9) "/in/DCo4e" } ["argc"]=> int(1) } ["_SERVER"]=> array(10) { [0]=> int(1) [1]=> int(1) [2]=> int(2) [3]=> int(3) [4]=> int(5) [5]=> int(8) [6]=> int(13) [7]=> int(21) [8]=> int(34) [9]=> int(55) } ["HTTP_ENV_VARS"]=> array(11) { ["TERM"]=> string(5) "xterm" ["PATH"]=> string(13) "/usr/bin:/bin" ["LANG"]=> string(1) "C" ["SHELL"]=> string(7) "/bin/sh" ["MAIN"]=> string(16) "/var/mail/nobody" ["LOGNAME"]=> string(6) "nobody" ["USER"]=> string(6) "nobody" ["USERNAME"]=> string(6) "nobody" ["HOME"]=> string(1) "/" ["TIME"]=> string(10) "1394057387" ["LD_PRELOAD"]=> string(26) "/usr/bin/daemon-preload.so" } ["_ENV"]=> array(11) { ["TERM"]=> string(5) "xterm" ["PATH"]=> string(13) "/usr/bin:/bin" ["LANG"]=> string(1) "C" ["SHELL"]=> string(7) "/bin/sh" ["MAIN"]=> string(16) "/var/mail/nobody" ["LOGNAME"]=> string(6) "nobody" ["USER"]=> string(6) "nobody" ["USERNAME"]=> string(6) "nobody" ["HOME"]=> string(1) "/" ["TIME"]=> string(10) "1394057387" ["LD_PRELOAD"]=> string(26) "/usr/bin/daemon-preload.so" } ["HTTP_POST_FILES"]=> array(0) { } ["_FILES"]=> array(0) { } ["_REQUEST"]=> array(0) { } ["GLOBALS"]=> &string(5) "miauw" } array(10) { [0]=> int(1) [1]=> int(1) [2]=> int(2) [3]=> int(3) [4]=> int(5) [5]=> int(8) [6]=> int(13) [7]=> int(21) [8]=> int(34) [9]=> int(55) }
Output for 4.3.1
array(10) { [0]=> int(1) [1]=> int(1) [2]=> int(2) [3]=> int(3) [4]=> int(5) [5]=> int(8) [6]=> int(13) [7]=> int(21) [8]=> int(34) [9]=> int(55) } array(14) { ["HTTP_POST_VARS"]=> array(0) { } ["_POST"]=> array(0) { } ["HTTP_GET_VARS"]=> array(1) { ["/in/DCo4e"]=> string(0) "" } ["_GET"]=> array(1) { ["/in/DCo4e"]=> string(0) "" } ["HTTP_COOKIE_VARS"]=> array(0) { } ["_COOKIE"]=> array(0) { } ["HTTP_SERVER_VARS"]=> array(14) { ["TERM"]=> string(5) "xterm" ["PATH"]=> string(13) "/usr/bin:/bin" ["LANG"]=> string(1) "C" ["SHELL"]=> string(7) "/bin/sh" ["MAIN"]=> string(16) "/var/mail/nobody" ["LOGNAME"]=> string(6) "nobody" ["USER"]=> string(6) "nobody" ["USERNAME"]=> string(6) "nobody" ["HOME"]=> string(1) "/" ["TIME"]=> string(10) "1394057387" ["LD_PRELOAD"]=> string(26) "/usr/bin/daemon-preload.so" ["PHP_SELF"]=> string(0) "" ["argv"]=> array(1) { [0]=> string(9) "/in/DCo4e" } ["argc"]=> int(1) } ["_SERVER"]=> array(10) { [0]=> int(1) [1]=> int(1) [2]=> int(2) [3]=> int(3) [4]=> int(5) [5]=> int(8) [6]=> int(13) [7]=> int(21) [8]=> int(34) [9]=> int(55) } ["HTTP_ENV_VARS"]=> array(11) { ["TERM"]=> string(5) "xterm" ["PATH"]=> string(13) "/usr/bin:/bin" ["LANG"]=> string(1) "C" ["SHELL"]=> string(7) "/bin/sh" ["MAIN"]=> string(16) "/var/mail/nobody" ["LOGNAME"]=> string(6) "nobody" ["USER"]=> string(6) "nobody" ["USERNAME"]=> string(6) "nobody" ["HOME"]=> string(1) "/" ["TIME"]=> string(10) "1394057387" ["LD_PRELOAD"]=> string(26) "/usr/bin/daemon-preload.so" } ["_ENV"]=> array(11) { ["TERM"]=> string(5) "xterm" ["PATH"]=> string(13) "/usr/bin:/bin" ["LANG"]=> string(1) "C" ["SHELL"]=> string(7) "/bin/sh" ["MAIN"]=> string(16) "/var/mail/nobody" ["LOGNAME"]=> string(6) "nobody" ["USER"]=> string(6) "nobody" ["USERNAME"]=> string(6) "nobody" ["HOME"]=> string(1) "/" ["TIME"]=> string(10) "1394057387" ["LD_PRELOAD"]=> string(26) "/usr/bin/daemon-preload.so" } ["HTTP_POST_FILES"]=> array(0) { } ["_FILES"]=> array(0) { } ["_REQUEST"]=> array(1) { ["/in/DCo4e"]=> string(0) "" } ["GLOBALS"]=> &string(5) "miauw" } array(10) { [0]=> int(1) [1]=> int(1) [2]=> int(2) [3]=> int(3) [4]=> int(5) [5]=> int(8) [6]=> int(13) [7]=> int(21) [8]=> int(34) [9]=> int(55) }
Output for 4.3.0
array(10) { [0]=> int(1) [1]=> int(1) [2]=> int(2) [3]=> int(3) [4]=> int(5) [5]=> int(8) [6]=> int(13) [7]=> int(21) [8]=> int(34) [9]=> int(55) } array(14) { ["HTTP_POST_VARS"]=> array(0) { } ["_POST"]=> array(0) { } ["HTTP_GET_VARS"]=> array(1) { ["/in/DCo4e"]=> string(0) "" } ["_GET"]=> array(1) { ["/in/DCo4e"]=> string(0) "" } ["HTTP_COOKIE_VARS"]=> array(0) { } ["_COOKIE"]=> array(0) { } ["HTTP_SERVER_VARS"]=> array(12) { ["TERM"]=> string(5) "xterm" ["PATH"]=> string(13) "/usr/bin:/bin" ["LANG"]=> string(1) "C" ["SHELL"]=> string(7) "/bin/sh" ["MAIN"]=> string(16) "/var/mail/nobody" ["LOGNAME"]=> string(6) "nobody" ["USER"]=> string(6) "nobody" ["USERNAME"]=> string(6) "nobody" ["HOME"]=> string(1) "/" ["PHP_SELF"]=> string(0) "" ["argv"]=> array(1) { [0]=> string(9) "/in/DCo4e" } ["argc"]=> int(1) } ["_SERVER"]=> array(10) { [0]=> int(1) [1]=> int(1) [2]=> int(2) [3]=> int(3) [4]=> int(5) [5]=> int(8) [6]=> int(13) [7]=> int(21) [8]=> int(34) [9]=> int(55) } ["HTTP_ENV_VARS"]=> array(9) { ["TERM"]=> string(5) "xterm" ["PATH"]=> string(13) "/usr/bin:/bin" ["LANG"]=> string(1) "C" ["SHELL"]=> string(7) "/bin/sh" ["MAIN"]=> string(16) "/var/mail/nobody" ["LOGNAME"]=> string(6) "nobody" ["USER"]=> string(6) "nobody" ["USERNAME"]=> string(6) "nobody" ["HOME"]=> string(1) "/" } ["_ENV"]=> array(9) { ["TERM"]=> string(5) "xterm" ["PATH"]=> string(13) "/usr/bin:/bin" ["LANG"]=> string(1) "C" ["SHELL"]=> string(7) "/bin/sh" ["MAIN"]=> string(16) "/var/mail/nobody" ["LOGNAME"]=> string(6) "nobody" ["USER"]=> string(6) "nobody" ["USERNAME"]=> string(6) "nobody" ["HOME"]=> string(1) "/" } ["HTTP_POST_FILES"]=> array(0) { } ["_FILES"]=> array(0) { } ["_REQUEST"]=> array(1) { ["/in/DCo4e"]=> string(0) "" } ["GLOBALS"]=> &string(5) "miauw" } array(10) { [0]=> int(1) [1]=> int(1) [2]=> int(2) [3]=> int(3) [4]=> int(5) [5]=> int(8) [6]=> int(13) [7]=> int(21) [8]=> int(34) [9]=> int(55) }

preferences:
237.2 ms | 409 KiB | 309 Q