RecursiveRegexIterator::getChildren
(PHP 5 >= 5.2.0, PHP 7, PHP 8)
RecursiveRegexIterator::getChildren — Returns an iterator for the current entry
Description
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:
No children Children: test4 test5
See Also
- RecursiveRegexIterator::hasChildren() - Returns whether an iterator can be obtained for the current entry
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