public function DataFilterInterface::allowsNullValues in Typed Data API enhancements 8

Defines whether the filter is able to process NULL values.

Return value

bool Whether the filter is able to process NULL values.

1 method overrides DataFilterInterface::allowsNullValues()

DataFilterBase::allowsNullValues in src/DataFilterBase.php

Defines whether the filter is able to process NULL values.

File

src/DataFilterInterface.php, line 74

Class

DataFilterInterface

Interface for data filters.

Namespace

Drupal\typed_data

Code

public function allowsNullValues();