3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(token_get_all('<?php $a = [1 => true];'), token_name(306));
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.1, 8.3.3, 8.3.5 - 8.3.6
array(13) { [0]=> array(3) { [0]=> int(389) [1]=> string(6) "<?php " [2]=> int(1) } [1]=> array(3) { [0]=> int(266) [1]=> string(2) "$a" [2]=> int(1) } [2]=> array(3) { [0]=> int(392) [1]=> string(1) " " [2]=> int(1) } [3]=> string(1) "=" [4]=> array(3) { [0]=> int(392) [1]=> string(1) " " [2]=> int(1) } [5]=> string(1) "[" [6]=> array(3) { [0]=> int(260) [1]=> string(1) "1" [2]=> int(1) } [7]=> array(3) { [0]=> int(392) [1]=> string(1) " " [2]=> int(1) } [8]=> array(3) { [0]=> int(386) [1]=> string(2) "=>" [2]=> int(1) } [9]=> array(3) { [0]=> int(392) [1]=> string(1) " " [2]=> int(1) } [10]=> array(3) { [0]=> int(262) [1]=> string(4) "true" [2]=> int(1) } [11]=> string(1) "]" [12]=> string(1) ";" } string(7) "T_MATCH"
Output for 8.3.0, 8.3.2, 8.3.4
array(13) { [0]=> array(3) { [0]=> int(394) [1]=> string(6) "<?php " [2]=> int(1) } [1]=> array(3) { [0]=> int(317) [1]=> string(2) "$a" [2]=> int(1) } [2]=> array(3) { [0]=> int(397) [1]=> string(1) " " [2]=> int(1) } [3]=> string(1) "=" [4]=> array(3) { [0]=> int(397) [1]=> string(1) " " [2]=> int(1) } [5]=> string(1) "[" [6]=> array(3) { [0]=> int(311) [1]=> string(1) "1" [2]=> int(1) } [7]=> array(3) { [0]=> int(397) [1]=> string(1) " " [2]=> int(1) } [8]=> array(3) { [0]=> int(269) [1]=> string(2) "=>" [2]=> int(1) } [9]=> array(3) { [0]=> int(397) [1]=> string(1) " " [2]=> int(1) } [10]=> array(3) { [0]=> int(313) [1]=> string(4) "true" [2]=> int(1) } [11]=> string(1) "]" [12]=> string(1) ";" } string(5) "T_POW"
Output for 8.0.30
array(13) { [0]=> array(3) { [0]=> int(387) [1]=> string(6) "<?php " [2]=> int(1) } [1]=> array(3) { [0]=> int(266) [1]=> string(2) "$a" [2]=> int(1) } [2]=> array(3) { [0]=> int(390) [1]=> string(1) " " [2]=> int(1) } [3]=> string(1) "=" [4]=> array(3) { [0]=> int(390) [1]=> string(1) " " [2]=> int(1) } [5]=> string(1) "[" [6]=> array(3) { [0]=> int(260) [1]=> string(1) "1" [2]=> int(1) } [7]=> array(3) { [0]=> int(390) [1]=> string(1) " " [2]=> int(1) } [8]=> array(3) { [0]=> int(384) [1]=> string(2) "=>" [2]=> int(1) } [9]=> array(3) { [0]=> int(390) [1]=> string(1) " " [2]=> int(1) } [10]=> array(3) { [0]=> int(262) [1]=> string(4) "true" [2]=> int(1) } [11]=> string(1) "]" [12]=> string(1) ";" } string(7) "T_MATCH"
Output for 8.0.0 - 8.0.29
array(13) { [0]=> array(3) { [0]=> int(390) [1]=> string(6) "<?php " [2]=> int(1) } [1]=> array(3) { [0]=> int(315) [1]=> string(2) "$a" [2]=> int(1) } [2]=> array(3) { [0]=> int(393) [1]=> string(1) " " [2]=> int(1) } [3]=> string(1) "=" [4]=> array(3) { [0]=> int(393) [1]=> string(1) " " [2]=> int(1) } [5]=> string(1) "[" [6]=> array(3) { [0]=> int(309) [1]=> string(1) "1" [2]=> int(1) } [7]=> array(3) { [0]=> int(393) [1]=> string(1) " " [2]=> int(1) } [8]=> array(3) { [0]=> int(269) [1]=> string(2) "=>" [2]=> int(1) } [9]=> array(3) { [0]=> int(393) [1]=> string(1) " " [2]=> int(1) } [10]=> array(3) { [0]=> int(311) [1]=> string(4) "true" [2]=> int(1) } [11]=> string(1) "]" [12]=> string(1) ";" } string(7) "UNKNOWN"
Output for 7.4.0 - 7.4.33
array(13) { [0]=> array(3) { [0]=> int(382) [1]=> string(6) "<?php " [2]=> int(1) } [1]=> array(3) { [0]=> int(312) [1]=> string(2) "$a" [2]=> int(1) } [2]=> array(3) { [0]=> int(385) [1]=> string(1) " " [2]=> int(1) } [3]=> string(1) "=" [4]=> array(3) { [0]=> int(385) [1]=> string(1) " " [2]=> int(1) } [5]=> string(1) "[" [6]=> array(3) { [0]=> int(309) [1]=> string(1) "1" [2]=> int(1) } [7]=> array(3) { [0]=> int(385) [1]=> string(1) " " [2]=> int(1) } [8]=> array(3) { [0]=> int(268) [1]=> string(2) "=>" [2]=> int(1) } [9]=> array(3) { [0]=> int(385) [1]=> string(1) " " [2]=> int(1) } [10]=> array(3) { [0]=> int(311) [1]=> string(4) "true" [2]=> int(1) } [11]=> string(1) "]" [12]=> string(1) ";" } string(7) "UNKNOWN"
Output for 7.0.0 - 7.0.33, 7.1.0, 7.1.12 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33
array(13) { [0]=> array(3) { [0]=> int(379) [1]=> string(6) "<?php " [2]=> int(1) } [1]=> array(3) { [0]=> int(320) [1]=> string(2) "$a" [2]=> int(1) } [2]=> array(3) { [0]=> int(382) [1]=> string(1) " " [2]=> int(1) } [3]=> string(1) "=" [4]=> array(3) { [0]=> int(382) [1]=> string(1) " " [2]=> int(1) } [5]=> string(1) "[" [6]=> array(3) { [0]=> int(317) [1]=> string(1) "1" [2]=> int(1) } [7]=> array(3) { [0]=> int(382) [1]=> string(1) " " [2]=> int(1) } [8]=> array(3) { [0]=> int(268) [1]=> string(2) "=>" [2]=> int(1) } [9]=> array(3) { [0]=> int(382) [1]=> string(1) " " [2]=> int(1) } [10]=> array(3) { [0]=> int(319) [1]=> string(4) "true" [2]=> int(1) } [11]=> string(1) "]" [12]=> string(1) ";" } string(7) "T_CLONE"
Output for 7.1.1 - 7.1.11
array(13) { [0]=> array(3) { [0]=> int(379) [1]=> string(6) "<?php " [2]=> int(1) } [1]=> array(3) { [0]=> int(320) [1]=> string(2) "$a" [2]=> int(1) } [2]=> array(3) { [0]=> int(382) [1]=> string(1) " " [2]=> int(1) } [3]=> string(1) "=" [4]=> array(3) { [0]=> int(382) [1]=> string(1) " " [2]=> int(1) } [5]=> string(1) "[" [6]=> array(3) { [0]=> int(317) [1]=> string(1) "1" [2]=> int(1) } [7]=> array(3) { [0]=> int(382) [1]=> string(1) " " [2]=> int(1) } [8]=> array(3) { [0]=> int(268) [1]=> string(2) "=>" [2]=> int(1) } [9]=> array(3) { [0]=> int(382) [1]=> string(1) " " [2]=> int(1) } [10]=> array(3) { [0]=> int(319) [1]=> string(4) "true" [2]=> int(1) } [11]=> string(1) "]" [12]=> string(1) ";" } string(5) "T_NEW"
Output for 5.6.0 - 5.6.38
array(13) { [0]=> array(3) { [0]=> int(376) [1]=> string(6) "<?php " [2]=> int(1) } [1]=> array(3) { [0]=> int(312) [1]=> string(2) "$a" [2]=> int(1) } [2]=> array(3) { [0]=> int(379) [1]=> string(1) " " [2]=> int(1) } [3]=> string(1) "=" [4]=> array(3) { [0]=> int(379) [1]=> string(1) " " [2]=> int(1) } [5]=> string(1) "[" [6]=> array(3) { [0]=> int(308) [1]=> string(1) "1" [2]=> int(1) } [7]=> array(3) { [0]=> int(379) [1]=> string(1) " " [2]=> int(1) } [8]=> array(3) { [0]=> int(364) [1]=> string(2) "=>" [2]=> int(1) } [9]=> array(3) { [0]=> int(379) [1]=> string(1) " " [2]=> int(1) } [10]=> array(3) { [0]=> int(310) [1]=> string(4) "true" [2]=> int(1) } [11]=> string(1) "]" [12]=> string(1) ";" } string(6) "T_ELSE"
Output for 5.5.0 - 5.5.38
array(13) { [0]=> array(3) { [0]=> int(374) [1]=> string(6) "<?php " [2]=> int(1) } [1]=> array(3) { [0]=> int(310) [1]=> string(2) "$a" [2]=> int(1) } [2]=> array(3) { [0]=> int(377) [1]=> string(1) " " [2]=> int(1) } [3]=> string(1) "=" [4]=> array(3) { [0]=> int(377) [1]=> string(1) " " [2]=> int(1) } [5]=> string(1) "[" [6]=> array(3) { [0]=> int(306) [1]=> string(1) "1" [2]=> int(1) } [7]=> array(3) { [0]=> int(377) [1]=> string(1) " " [2]=> int(1) } [8]=> array(3) { [0]=> int(362) [1]=> string(2) "=>" [2]=> int(1) } [9]=> array(3) { [0]=> int(377) [1]=> string(1) " " [2]=> int(1) } [10]=> array(3) { [0]=> int(308) [1]=> string(4) "true" [2]=> int(1) } [11]=> string(1) "]" [12]=> string(1) ";" } string(9) "T_LNUMBER"
Output for 5.4.0 - 5.4.45
array(13) { [0]=> array(3) { [0]=> int(372) [1]=> string(6) "<?php " [2]=> int(1) } [1]=> array(3) { [0]=> int(309) [1]=> string(2) "$a" [2]=> int(1) } [2]=> array(3) { [0]=> int(375) [1]=> string(1) " " [2]=> int(1) } [3]=> string(1) "=" [4]=> array(3) { [0]=> int(375) [1]=> string(1) " " [2]=> int(1) } [5]=> string(1) "[" [6]=> array(3) { [0]=> int(305) [1]=> string(1) "1" [2]=> int(1) } [7]=> array(3) { [0]=> int(375) [1]=> string(1) " " [2]=> int(1) } [8]=> array(3) { [0]=> int(360) [1]=> string(2) "=>" [2]=> int(1) } [9]=> array(3) { [0]=> int(375) [1]=> string(1) " " [2]=> int(1) } [10]=> array(3) { [0]=> int(307) [1]=> string(4) "true" [2]=> int(1) } [11]=> string(1) "]" [12]=> string(1) ";" } string(9) "T_DNUMBER"
Output for 5.3.0 - 5.3.29
array(13) { [0]=> array(3) { [0]=> int(368) [1]=> string(6) "<?php " [2]=> int(1) } [1]=> array(3) { [0]=> int(309) [1]=> string(2) "$a" [2]=> int(1) } [2]=> array(3) { [0]=> int(371) [1]=> string(1) " " [2]=> int(1) } [3]=> string(1) "=" [4]=> array(3) { [0]=> int(371) [1]=> string(1) " " [2]=> int(1) } [5]=> string(1) "[" [6]=> array(3) { [0]=> int(305) [1]=> string(1) "1" [2]=> int(1) } [7]=> array(3) { [0]=> int(371) [1]=> string(1) " " [2]=> int(1) } [8]=> array(3) { [0]=> int(358) [1]=> string(2) "=>" [2]=> int(1) } [9]=> array(3) { [0]=> int(371) [1]=> string(1) " " [2]=> int(1) } [10]=> array(3) { [0]=> int(307) [1]=> string(4) "true" [2]=> int(1) } [11]=> string(1) "]" [12]=> string(1) ";" } string(9) "T_DNUMBER"
Output for 5.2.2 - 5.2.17
array(13) { [0]=> array(3) { [0]=> int(367) [1]=> string(6) "<?php " [2]=> int(1) } [1]=> array(3) { [0]=> int(309) [1]=> string(2) "$a" [2]=> int(1) } [2]=> array(3) { [0]=> int(370) [1]=> string(1) " " [2]=> int(1) } [3]=> string(1) "=" [4]=> array(3) { [0]=> int(370) [1]=> string(1) " " [2]=> int(1) } [5]=> string(1) "[" [6]=> array(3) { [0]=> int(305) [1]=> string(1) "1" [2]=> int(1) } [7]=> array(3) { [0]=> int(370) [1]=> string(1) " " [2]=> int(1) } [8]=> array(3) { [0]=> int(357) [1]=> string(2) "=>" [2]=> int(1) } [9]=> array(3) { [0]=> int(370) [1]=> string(1) " " [2]=> int(1) } [10]=> array(3) { [0]=> int(307) [1]=> string(4) "true" [2]=> int(1) } [11]=> string(1) "]" [12]=> string(1) ";" } string(9) "T_DNUMBER"
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.1
array(13) { [0]=> array(2) { [0]=> int(367) [1]=> string(6) "<?php " } [1]=> array(2) { [0]=> int(309) [1]=> string(2) "$a" } [2]=> array(2) { [0]=> int(370) [1]=> string(1) " " } [3]=> string(1) "=" [4]=> array(2) { [0]=> int(370) [1]=> string(1) " " } [5]=> string(1) "[" [6]=> array(2) { [0]=> int(305) [1]=> string(1) "1" } [7]=> array(2) { [0]=> int(370) [1]=> string(1) " " } [8]=> array(2) { [0]=> int(357) [1]=> string(2) "=>" } [9]=> array(2) { [0]=> int(370) [1]=> string(1) " " } [10]=> array(2) { [0]=> int(307) [1]=> string(4) "true" } [11]=> string(1) "]" [12]=> string(1) ";" } string(9) "T_DNUMBER"
Output for 5.0.0 - 5.0.5
array(13) { [0]=> array(2) { [0]=> int(365) [1]=> string(6) "<?php " } [1]=> array(2) { [0]=> int(308) [1]=> string(2) "$a" } [2]=> array(2) { [0]=> int(368) [1]=> string(1) " " } [3]=> string(1) "=" [4]=> array(2) { [0]=> int(368) [1]=> string(1) " " } [5]=> string(1) "[" [6]=> array(2) { [0]=> int(304) [1]=> string(1) "1" } [7]=> array(2) { [0]=> int(368) [1]=> string(1) " " } [8]=> array(2) { [0]=> int(355) [1]=> string(2) "=>" } [9]=> array(2) { [0]=> int(368) [1]=> string(1) " " } [10]=> array(2) { [0]=> int(306) [1]=> string(4) "true" } [11]=> string(1) "]" [12]=> string(1) ";" } string(8) "T_STRING"
Output for 4.4.2 - 4.4.9
array(13) { [0]=> array(2) { [0]=> int(354) [1]=> string(6) "<?php " } [1]=> array(2) { [0]=> int(307) [1]=> string(2) "$a" } [2]=> array(2) { [0]=> int(357) [1]=> string(1) " " } [3]=> string(1) "=" [4]=> array(2) { [0]=> int(357) [1]=> string(1) " " } [5]=> string(1) "[" [6]=> array(2) { [0]=> int(303) [1]=> string(1) "1" } [7]=> array(2) { [0]=> int(357) [1]=> string(1) " " } [8]=> array(2) { [0]=> int(345) [1]=> string(2) "=>" } [9]=> array(2) { [0]=> int(357) [1]=> string(1) " " } [10]=> array(2) { [0]=> int(305) [1]=> string(4) "true" } [11]=> string(1) "]" [12]=> string(1) ";" } string(16) "T_STRING_VARNAME"
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.1
array(13) { [0]=> array(2) { [0]=> int(353) [1]=> string(6) "<?php " } [1]=> array(2) { [0]=> int(306) [1]=> string(2) "$a" } [2]=> array(2) { [0]=> int(356) [1]=> string(1) " " } [3]=> string(1) "=" [4]=> array(2) { [0]=> int(356) [1]=> string(1) " " } [5]=> string(1) "[" [6]=> array(2) { [0]=> int(302) [1]=> string(1) "1" } [7]=> array(2) { [0]=> int(356) [1]=> string(1) " " } [8]=> array(2) { [0]=> int(344) [1]=> string(2) "=>" } [9]=> array(2) { [0]=> int(356) [1]=> string(1) " " } [10]=> array(2) { [0]=> int(304) [1]=> string(4) "true" } [11]=> string(1) "]" [12]=> string(1) ";" } string(10) "T_VARIABLE"

preferences:
275.27 ms | 403 KiB | 452 Q