3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(token_get_all('<?php yield /* comment */ from $foo;'));
Output for 8.3.1, 8.3.3, 8.3.5 - 8.3.6, 8.3.8, 8.3.10, 8.3.12, 8.3.14
array(5) { [0]=> array(3) { [0]=> int(389) [1]=> string(6) "<?php " [2]=> int(1) } [1]=> array(3) { [0]=> int(282) [1]=> string(24) "yield /* comment */ from" [2]=> int(1) } [2]=> array(3) { [0]=> int(392) [1]=> string(1) " " [2]=> int(1) } [3]=> array(3) { [0]=> int(266) [1]=> string(4) "$foo" [2]=> int(1) } [4]=> string(1) ";" }
Output for 8.3.0, 8.3.2, 8.3.4, 8.3.7, 8.3.9, 8.3.11, 8.3.13
array(5) { [0]=> array(3) { [0]=> int(394) [1]=> string(6) "<?php " [2]=> int(1) } [1]=> array(3) { [0]=> int(270) [1]=> string(24) "yield /* comment */ from" [2]=> int(1) } [2]=> array(3) { [0]=> int(397) [1]=> string(1) " " [2]=> int(1) } [3]=> array(3) { [0]=> int(317) [1]=> string(4) "$foo" [2]=> int(1) } [4]=> string(1) ";" }
Output for 8.1.0 - 8.1.30, 8.2.0 - 8.2.25
array(9) { [0]=> array(3) { [0]=> int(389) [1]=> string(6) "<?php " [2]=> int(1) } [1]=> array(3) { [0]=> int(281) [1]=> string(5) "yield" [2]=> int(1) } [2]=> array(3) { [0]=> int(392) [1]=> string(1) " " [2]=> int(1) } [3]=> array(3) { [0]=> int(387) [1]=> string(13) "/* comment */" [2]=> int(1) } [4]=> array(3) { [0]=> int(392) [1]=> string(1) " " [2]=> int(1) } [5]=> array(3) { [0]=> int(262) [1]=> string(4) "from" [2]=> int(1) } [6]=> array(3) { [0]=> int(392) [1]=> string(1) " " [2]=> int(1) } [7]=> array(3) { [0]=> int(266) [1]=> string(4) "$foo" [2]=> int(1) } [8]=> string(1) ";" }

preferences:
55.52 ms | 411 KiB | 5 Q