public function CerEndPointIterator::key in Corresponding Entity References 7.3
Implements Iterator::key().
File
- includes/
CerEndPointIterator.inc, line 43 - Contains CerEndPointIterator.
Class
- CerEndPointIterator
- @class The purpose of this iterator is to wrap around all the "endpoints" in a field chain. An endpoint is a CerFieldHandler for a field that hasn't got a child. This is necessary in order to support infinite levels of embedded entities…
Code
public function key() {
return $this->handler
->key();
}