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RecursiveRegexIterator::getChildren

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

RecursiveRegexIterator::getChildrenReturns an iterator for the current entry

Descrição

public RecursiveRegexIterator::getChildren(): RecursiveRegexIterator

Returns an iterator for the current iterator entry.

Parâmetros

Esta função não possui parâmetros.

Valor Retornado

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

Erros

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

Exemplos

Exemplo #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";
    }

}
?>

O exemplo acima irá imprimir:

No children
Children: test4 test5

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