3v4l.org

run code in 300+ PHP versions simultaneously
<?php $names = [ ["Rasmus","Lerdorf"], ["Andi","Gutmans"], ["Zeev","Suraski"] ]; foreach ($names as list($fname,)) { $fname = strtoupper($fname); echo $fname, "<br>\n"; } var_dump($names);
Output for 5.5.24 - 5.5.35, 5.6.8 - 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
RASMUS<br> ANDI<br> ZEEV<br> array(3) { [0]=> array(2) { [0]=> string(6) "Rasmus" [1]=> string(7) "Lerdorf" } [1]=> array(2) { [0]=> string(4) "Andi" [1]=> string(7) "Gutmans" } [2]=> array(2) { [0]=> string(4) "Zeev" [1]=> string(7) "Suraski" } }
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected 'list' (T_LIST) in /in/lX7b2 on line 5
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/lX7b2 on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/lX7b2 on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/lX7b2 on line 2
Process exited with code 255.

preferences:
247.2 ms | 401 KiB | 356 Q