(PHP 5 >= 5.2.0)
RecursiveRegexIterator::getChildren — Returns an iterator for the current entry.
Returns an iterator for the current iterator entry.
이 함수는 인수가 없습니다.
An iterator for the current entry, if it can be iterated over by the inner iterator.
An InvalidArgumentException will be thrown if the current entry does not contain a value that can be iterated over by the inner iterator.
Example #1 RecursiveRegexIterator::getChildren() example
<?php
$rArrayIterator = new RecursiveArrayIterator(array('test1', array('tet3', 'test4', 'test5')));
$rRegexIterator = new RecursiveRegexIterator($rArrayIterator, '/^test/',
RecursiveRegexIterator::ALL_MATCHES);
foreach ($rRegexIterator as $key1 => $value1) {
if ($rRegexIterator->hasChildren()) {
// print all children
echo "Children: ";
foreach ($rRegexIterator->getChildren() as $key => $value) {
echo $value . " ";
}
echo "\n";
} else {
echo "No children\n";
}
}
?>
위 예제의 출력:
No children Children: test4 test5