public function MapDataDefinition::getMainPropertyName in Zircon Profile 8.0
Same name and namespace in other branches
- 8 core/lib/Drupal/Core/TypedData/MapDataDefinition.php \Drupal\Core\TypedData\MapDataDefinition::getMainPropertyName()
Returns the name of the main property, if any.
Some field items consist mainly of one main property, e.g. the value of a text field or the
target_id;
of an entity reference. If the field item has no main property, the method returns NULL.
Return value
string|null The name of the value property, or NULL if there is none.
Overrides ComplexDataDefinitionBase::getMainPropertyName
File
- core/
lib/ Drupal/ Core/ TypedData/ MapDataDefinition.php, line 75 - Contains \Drupal\Core\TypedData\MapDataDefinition.
Class
- MapDataDefinition
- A typed data definition class for defining maps.
Namespace
Drupal\Core\TypedDataCode
public function getMainPropertyName() {
return $this->mainPropertyName;
}