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run code in 300+ PHP versions simultaneously
<?php function foo() { while (true) { yield mt_rand(1, 2) => 'foo'; } } $foo = foo(); $foo->next(); echo $foo->key(), ' => ', $foo->current(), PHP_EOL; $foo->next(); echo $foo->key(), ' => ', $foo->current(), PHP_EOL; $foo->next(); echo $foo->key(), ' => ', $foo->current(), PHP_EOL; $foo->next(); echo $foo->key(), ' => ', $foo->current(), PHP_EOL;
Output for 7.1.5, 7.2.0
1 => foo 2 => foo 2 => foo 2 => foo
Output for 5.6.7 - 5.6.8, 5.6.11, 5.6.28, 7.0.3, 7.0.20, 7.1.7
2 => foo 1 => foo 2 => foo 1 => foo
Output for 5.5.30, 7.1.6
1 => foo 1 => foo 2 => foo 2 => foo
Output for 5.5.34, 7.1.0
2 => foo 1 => foo 1 => foo 2 => foo
Output for 7.0.1, 7.0.6
1 => foo 2 => foo 1 => foo 1 => foo
Output for 5.5.26, 5.5.33, 5.6.13, 7.0.0, 7.0.5
2 => foo 2 => foo 2 => foo 1 => foo
Output for 7.0.2, 7.0.4
2 => foo 1 => foo 1 => foo 1 => foo
Output for 5.6.17, 5.6.21
2 => foo 2 => foo 1 => foo 2 => foo
Output for 5.5.24, 5.6.20
2 => foo 1 => foo 2 => foo 2 => foo
Output for 5.5.35, 5.6.10, 5.6.19
1 => foo 1 => foo 2 => foo 1 => foo
Output for 5.5.27, 5.5.31, 5.6.14, 5.6.18
1 => foo 2 => foo 1 => foo 2 => foo
Output for 5.5.29, 5.6.16
1 => foo 2 => foo 2 => foo 1 => foo
Output for 5.5.28, 5.6.9, 5.6.12, 5.6.15
2 => foo 2 => foo 1 => foo 1 => foo
Output for 5.5.32
2 => foo 2 => foo 2 => foo 2 => foo
Output for 5.5.25
1 => foo 1 => foo 1 => foo 1 => foo
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected 'mt_rand' (T_STRING) in /in/275iF on line 5
Process exited with code 255.
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