@ 2013-06-11T00:30:11Z <?php
class Foo implements IteratorAggregate {
private $data = [
'foo' => 'bar',
'bar' => 'baz'
];
public function getIterator() {
return new ArrayIterator($this->data);
}
}
$Foo = new Foo();
foreach($Foo as $key => $value) {
$value = 'in the loop';
}
foreach($Foo as $key => &$value) {
echo $key, ':', $value, PHP_EOL;
}
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Output for 8.1.0 - 8.1.28 , 8.2.0 - 8.2.18 , 8.3.0 - 8.3.6 Deprecated: Return type of Foo::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/7d1bS on line 12
foo:bar
bar:baz
Output for 5.4.0 - 5.4.45 , 5.5.0 - 5.5.38 , 5.6.0 - 5.6.28 , 7.0.0 - 7.0.20 , 7.1.0 - 7.1.20 , 7.2.5 - 7.2.33 , 7.3.12 - 7.3.33 , 7.4.0 - 7.4.33 , 8.0.0 - 8.0.30 foo:bar
bar:baz
Output for 5.1.0 - 5.1.6 , 5.2.0 - 5.2.17 , 5.3.0 - 5.3.29 Parse error: syntax error, unexpected '[' in /in/7d1bS on line 6
Process exited with code 255 . Output for 5.0.0 - 5.0.5 Parse error: parse error, unexpected '[' in /in/7d1bS on line 6
Process exited with code 255 . Output for 4.4.2 - 4.4.9 Parse error: syntax error, unexpected T_STRING, expecting '{' in /in/7d1bS on line 3
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 Parse error: parse error, unexpected T_STRING, expecting '{' in /in/7d1bS on line 3
Process exited with code 255 . Output for 4.3.2 - 4.3.4 Parse error: parse error, expecting `'{'' in /in/7d1bS on line 3
Process exited with code 255 . preferences:dark mode live preview
244.93 ms | 401 KiB | 356 Q