3v4l.org

run code in 300+ PHP versions simultaneously
<?php class X { function __construct($id, $gen) { $this->id = $id; $this->gen = $gen; } function __destruct() { echo "__destruct $this->id\n"; var_dump($this->gen->current()); var_dump($this->gen->key()); echo "\n\n"; } } function make($id, $self) { return new X($id, $self); } function gen() { $self = (yield 0); echo "After yield 0\n"; $k = make('key', $self); $v = make('value', $self); yield $k => $v; unset($k, $v); echo "After yield X\n"; yield 12; } $a = gen(); var_dump($a->current()); $a->send($a); var_dump($a->current()); $a->next();
Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
int(0) After yield 0 Deprecated: Creation of dynamic property X::$id is deprecated in /in/Zq8IK on line 4 Deprecated: Creation of dynamic property X::$gen is deprecated in /in/Zq8IK on line 4 Deprecated: Creation of dynamic property X::$id is deprecated in /in/Zq8IK on line 4 Deprecated: Creation of dynamic property X::$gen is deprecated in /in/Zq8IK on line 4 object(X)#3 (2) { ["id"]=> string(5) "value" ["gen"]=> object(Generator)#1 (0) { } } After yield X __destruct value object(X)#3 (2) { ["id"]=> string(5) "value" ["gen"]=> object(Generator)#1 (0) { } } object(X)#2 (2) { ["id"]=> string(3) "key" ["gen"]=> object(Generator)#1 (0) { } } __destruct key
Process exited with code 139.
Output for 7.0.0 - 7.0.20, 7.3.2 - 7.3.4, 7.3.7, 7.3.10 - 7.3.11, 7.3.16 - 7.3.17, 7.3.19 - 7.3.23, 7.3.27, 7.3.31, 7.4.0, 7.4.5 - 7.4.6, 7.4.8, 7.4.10 - 7.4.14, 7.4.16, 7.4.21 - 7.4.23, 7.4.25 - 7.4.28, 7.4.33, 8.0.5 - 8.0.6, 8.0.11, 8.0.17, 8.0.19, 8.0.21, 8.0.24 - 8.0.25, 8.0.28 - 8.0.30, 8.1.0 - 8.1.28
int(0) After yield 0 object(X)#3 (2) { ["id"]=> string(5) "value" ["gen"]=> object(Generator)#1 (0) { } } After yield X __destruct value object(X)#3 (2) { ["id"]=> string(5) "value" ["gen"]=> object(Generator)#1 (0) { } } object(X)#2 (2) { ["id"]=> string(3) "key" ["gen"]=> object(Generator)#1 (0) { } } __destruct key
Process exited with code 139.
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.1, 7.3.5 - 7.3.6, 7.3.8 - 7.3.9, 7.3.12, 7.3.18, 7.3.24 - 7.3.26, 7.3.28 - 7.3.30, 7.3.32 - 7.3.33, 7.4.3 - 7.4.4, 7.4.7, 7.4.9, 7.4.15, 7.4.20, 7.4.24, 7.4.29 - 7.4.32, 8.0.0 - 8.0.3, 8.0.7 - 8.0.10, 8.0.12 - 8.0.16, 8.0.18, 8.0.20, 8.0.22 - 8.0.23, 8.0.26 - 8.0.27
int(0) After yield 0 object(X)#3 (2) { ["id"]=> string(5) "value" ["gen"]=> object(Generator)#1 (0) { } } After yield X __destruct value object(X)#3 (2) { ["id"]=> string(5) "value" ["gen"]=> object(Generator)#1 (0) { } } object(X)#2 (2) { ["id"]=> string(3) "key" ["gen"]=> object(Generator)#1 (0) { } } __destruct key *RECURSION* object(X)#2 (2) { ["id"]=> string(3) "key" ["gen"]=> object(Generator)#1 (0) { } }
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
int(0) After yield 0 object(X)#3 (2) { ["id"]=> string(5) "value" ["gen"]=> object(Generator)#1 (0) { } } After yield X __destruct value object(X)#3 (2) { ["id"]=> string(5) "value" ["gen"]=> object(Generator)#1 (0) { } } object(X)#2 (2) { ["id"]=> string(3) "key" ["gen"]=> object(Generator)#1 (0) { } } __destruct key object(X)#2 (2) { ["id"]=> string(3) "key" ["gen"]=> object(Generator)#1 (0) { } } object(X)#2 (2) { ["id"]=> string(3) "key" ["gen"]=> object(Generator)#1 (0) { } }
Output for 5.4.9 - 5.4.45
Parse error: syntax error, unexpected '0' (T_LNUMBER) in /in/Zq8IK on line 16
Process exited with code 255.

preferences:
181.78 ms | 401 KiB | 248 Q