RecursiveRegexIterator::getChildren
PHP function
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(PHP 5 >= 5.2.0, PHP 7, PHP 8)
Returns an iterator for the current entry
Description
RecursiveRegexIterator::getChildren(): RecursiveRegexIterator
Returns an iterator for the current iterator entry.
Parameters 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
RecursiveRegexIterator::getChildren() example
php
<?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:
output
No children
Children: test4 test5