RecursiveRegexIterator::__construct
RecursiveRegexIterator::hasChildren
RecursiveRegexIterator
PHP Manual

# RecursiveRegexIterator::getChildren

(PHP 5 >= 5.2.0)

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

### 설명

public RecursiveRegexIterator RecursiveRegexIterator::getChildren ( void )

Returns an iterator for the current iterator entry.

### 인수

이 함수는 인수가 없습니다.

### 반환값

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

### 오류/예외

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

### 예제

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

### 참고

- RecursiveRegexIterator::hasChildren() - Returns whether an iterator can be obtained for the current entry.

RecursiveRegexIterator::__construct
RecursiveRegexIterator::hasChildren
RecursiveRegexIterator
PHP Manual