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RecursiveRegexIterator: : getChildren
(PHP 5 >= 5.2.0, PHP 7)
RecursiveRegexIterator::getChildren — Returns an iterator for the current entry
Description
Returns an iterator for the current iterator entry.
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
English translation
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Document created the 30/01/2003, last modified the 26/10/2018
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References
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