@ 2013-06-11T00:31:22Z <?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) {
if ($key == 'foo') {
echo 'we are hitting here' , PHP_EOL;
$value = 'in the loop';
}
}
foreach($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 - 8.3.7 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/Nkq4E on line 12
we are hitting here
foo:bar
bar:baz
Output for 5.4.0 - 5.4.45 , 5.5.24 - 5.5.35 , 5.6.8 - 5.6.28 , 7.0.0 - 7.0.20 , 7.1.0 - 7.1.25 , 7.2.0 - 7.2.33 , 7.3.0 - 7.3.33 , 7.4.0 - 7.4.33 , 8.0.0 - 8.0.30 we are hitting here
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/Nkq4E on line 6
Process exited with code 255 . Output for 5.0.0 - 5.0.5 Parse error: parse error, unexpected '[' in /in/Nkq4E 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/Nkq4E 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/Nkq4E on line 3
Process exited with code 255 . Output for 4.3.2 - 4.3.4 Parse error: parse error, expecting `'{'' in /in/Nkq4E on line 3
Process exited with code 255 . preferences:dark mode live preview
204.29 ms | 401 KiB | 330 Q