offsetGet($key) {@inheritdoc} Parameters

valid() {@inheritdoc}

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

next() {@inheritdoc}

current() {@inheritdoc}

offsetExists($key) {@inheritdoc} Parameters

class StringUtil Methods static string

class InheritDataAwareIterator extends IteratorIterator implements

class VirtualFormAwareIterator extends IteratorIterator implements

getIterator() {@inheritdoc}