RecursiveRegexIterator::getChildren

(PHP 5 >= 5.2.0, PHP 7, PHP 8)

RecursiveRegexIterator::getChildren — Returns an iterator for the current entry

Description

public function RecursiveRegexIterator::getChildren(): RecursiveRegexIterator

Returns an iterator for the current iterator entry.

Parameters

This function has no parameters.

Return Values

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

Errors/Exceptions

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

Examples

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";
    }

}
?>

The above example will output: