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RecursiveRegexIterator::getChildren

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

RecursiveRegexIterator::getChildrenReturns an iterator for the current entry

Açıklama

public RecursiveRegexIterator::getChildren(): RecursiveRegexIterator

Returns an iterator for the current iterator entry.

Değiştirgeler

Bu işlevin değiştirgesi yoktur.

Dönen Değerler

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

Hatalar/İstisnalar

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

Örnekler

Örnek 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";
    }

}
?>

Yukarıdaki örneğin çıktısı:

No children
Children: test4 test5

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