3v4l.org

run code in 300+ PHP versions simultaneously
<?php function generate($to, $form, $interval) { for ($from; $from <= $to; $from += $interval) { yield $from; } } $values = generate(100, 1, 1); foreach ($values as $value) { var_dump($value); } echo "NEXT LINE";
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: Undefined variable $from in /in/6Whp0 on line 4 Warning: Undefined variable $from in /in/6Whp0 on line 5 NULL Warning: Undefined variable $from in /in/6Whp0 on line 4 int(1) int(2) int(3) int(4) int(5) int(6) int(7) int(8) int(9) int(10) int(11) int(12) int(13) int(14) int(15) int(16) int(17) int(18) int(19) int(20) int(21) int(22) int(23) int(24) int(25) int(26) int(27) int(28) int(29) int(30) int(31) int(32) int(33) int(34) int(35) int(36) int(37) int(38) int(39) int(40) int(41) int(42) int(43) int(44) int(45) int(46) int(47) int(48) int(49) int(50) int(51) int(52) int(53) int(54) int(55) int(56) int(57) int(58) int(59) int(60) int(61) int(62) int(63) int(64) int(65) int(66) int(67) int(68) int(69) int(70) int(71) int(72) int(73) int(74) int(75) int(76) int(77) int(78) int(79) int(80) int(81) int(82) int(83) int(84) int(85) int(86) int(87) int(88) int(89) int(90) int(91) int(92) int(93) int(94) int(95) int(96) int(97) int(98) int(99) int(100) NEXT LINE
Output for 5.5.0 - 5.5.36, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Notice: Undefined variable: from in /in/6Whp0 on line 4 Notice: Undefined variable: from in /in/6Whp0 on line 5 NULL Notice: Undefined variable: from in /in/6Whp0 on line 4 int(1) int(2) int(3) int(4) int(5) int(6) int(7) int(8) int(9) int(10) int(11) int(12) int(13) int(14) int(15) int(16) int(17) int(18) int(19) int(20) int(21) int(22) int(23) int(24) int(25) int(26) int(27) int(28) int(29) int(30) int(31) int(32) int(33) int(34) int(35) int(36) int(37) int(38) int(39) int(40) int(41) int(42) int(43) int(44) int(45) int(46) int(47) int(48) int(49) int(50) int(51) int(52) int(53) int(54) int(55) int(56) int(57) int(58) int(59) int(60) int(61) int(62) int(63) int(64) int(65) int(66) int(67) int(68) int(69) int(70) int(71) int(72) int(73) int(74) int(75) int(76) int(77) int(78) int(79) int(80) int(81) int(82) int(83) int(84) int(85) int(86) int(87) int(88) int(89) int(90) int(91) int(92) int(93) int(94) int(95) int(96) int(97) int(98) int(99) int(100) NEXT LINE
Output for 7.3.32 - 7.3.33, 7.4.26
NULL int(1) int(2) int(3) int(4) int(5) int(6) int(7) int(8) int(9) int(10) int(11) int(12) int(13) int(14) int(15) int(16) int(17) int(18) int(19) int(20) int(21) int(22) int(23) int(24) int(25) int(26) int(27) int(28) int(29) int(30) int(31) int(32) int(33) int(34) int(35) int(36) int(37) int(38) int(39) int(40) int(41) int(42) int(43) int(44) int(45) int(46) int(47) int(48) int(49) int(50) int(51) int(52) int(53) int(54) int(55) int(56) int(57) int(58) int(59) int(60) int(61) int(62) int(63) int(64) int(65) int(66) int(67) int(68) int(69) int(70) int(71) int(72) int(73) int(74) int(75) int(76) int(77) int(78) int(79) int(80) int(81) int(82) int(83) int(84) int(85) int(86) int(87) int(88) int(89) int(90) int(91) int(92) int(93) int(94) int(95) int(96) int(97) int(98) int(99) int(100) NEXT LINE
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected '$from' (T_VARIABLE) in /in/6Whp0 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 T_VARIABLE in /in/6Whp0 on line 5
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 T_VARIABLE in /in/6Whp0 on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/6Whp0 on line 5
Process exited with code 255.

preferences:
234.1 ms | 401 KiB | 375 Q