(PHP 5 >= 5.2.0, PHP 7)
RecursiveRegexIterator::hasChildren — Returns whether an iterator can be obtained for the current entry
public RecursiveRegexIterator::hasChildren ( ) : bool
Returns whether an iterator can be obtained for the current entry. This iterator can be obtained via RecursiveRegexIterator::getChildren().
This function has no parameters.
Returns true if an iterator can be obtained for the current entry, otherwise returns false.
Example #1 RecursiveRegexIterator::hasChildren() example
<?php
$rArrayIterator = new RecursiveArrayIterator(array('test1', array('tet3', 'test4', 'test5')));
$rRegexIterator = new RecursiveRegexIterator($rArrayIterator, '/^test/',
RecursiveRegexIterator::ALL_MATCHES);
foreach ($rRegexIterator as $value) {
var_dump($rRegexIterator->hasChildren());
}
?> The above example will output:
bool(false) bool(true)
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https://www.php.net/manual/en/recursiveregexiterator.haschildren.php