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run code in 300+ PHP versions simultaneously
<?php declare(strict_types=1); /** * @template TKey * @template TValue * @implements IteratorAggregate<TKey, TValue> */ final class RewindableGenerator implements IteratorAggregate { /** * @param callable(): Generator<TKey, TValue> $generatorFunction */ public function __construct(private $generatorFunction) {} public function getIterator(): Traversable { return ($this->generatorFunction)(); } } /** * @return Generator<int, int> */ function thousand(): Generator { for ($i = 0; $i < 1000; ++$i) { yield $i; } } $thousand = new RewindableGenerator(thousand(...)); foreach ($thousand as $i); foreach ($thousand as $i); foreach ($thousand as $i);
Output for 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.4.16, 8.5.0 - 8.5.1
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
Output for 8.0.1 - 8.0.30
Parse error: syntax error, unexpected token ")" in /in/46Evq on line 33
Process exited with code 255.
Output for 7.4.0 - 7.4.33
Parse error: syntax error, unexpected 'private' (T_PRIVATE), expecting variable (T_VARIABLE) in /in/46Evq on line 15
Process exited with code 255.

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