offsetGet($key) {@inheritdoc} Parameters

offsetExists($key) {@inheritdoc} Parameters

current() {@inheritdoc}

valid() {@inheritdoc}

class VirtualFormAwareIterator extends IteratorIterator implements

next() {@inheritdoc}

class StringUtil Methods static string

static string|null fqcnToBlockPrefix(string $fqcn) Converts a fully-qualified class

class InheritDataAwareIterator extends IteratorIterator implements

getChildren() {@inheritdoc}