public function CerFieldHandler::count in Corresponding Entity References 7.3

Implements Countable::count().

3 calls to CerFieldHandler::count()

CerFieldHandler::checkCardinality in includes/CerFieldHandler.inc

Checks that there are enough slots in the field to add a reference.

CerFieldHandler::seek in includes/CerFieldHandler.inc

Implements SeekableIterator::seek().

CerFieldHandler::valid in includes/CerFieldHandler.inc

Implements Iterator::valid().

File

includes/CerFieldHandler.inc, line 243

Contains CerFieldHandler.

Class

CerFieldHandler

@class Handles low-level operations for a single field on a single entity. Exposes methods to add, delete and check for references. This will also iterate over the references, returning each one as an EntityDrupalWrapper object.

Code

public function count() {
  if ($this->isMultiValue) {
    return sizeof($this->value);
  }
  else {
    return $this->value
      ->value() ? 1 : 0;
  }
}