RecursiveRegexIterator::getChildren

Returns an iterator for the current entry

&reftitle.description; public `RecursiveRegexIterator` `RecursiveRegexIterator::getChildren`

Returns an iterator for the current iterator entry.

&reftitle.parameters; &no.function.parameters;
&reftitle.returnvalues;

An iterator for the current entry, if it can be iterated over by the inner iterator.

&reftitle.errors;

An `InvalidArgumentException` will be thrown if the current entry does not contain a value that can be iterated over by the inner iterator.

&reftitle.examples;

### `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";
        }

    }
    ?>

&example.outputs;

    No children
    Children: test4 test5

&reftitle.seealso;

- `RecursiveRegexIterator::hasChildren`