(PHP 5 >= 5.2.0)
RecursiveRegexIterator::getChildren — Returns an iterator for the current entry.
Returns an iterator for the current iterator entry.
この関数にはパラメータはありません。
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.
例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";
}
}
?>
上の例の出力は以下となります。
No children Children: test4 test5