public function ContextDefinitionInterface::setAllowNull in Typed Data API enhancements 8

Sets the "allow NULL value" behavior.

Parameters

bool $null_allowed: TRUE if NULL values should be allowed, FALSE otherwise.

Return value

$this

1 method overrides ContextDefinitionInterface::setAllowNull()

ContextDefinition::setAllowNull in src/Context/ContextDefinition.php

Sets the "allow NULL value" behavior.

File

src/Context/ContextDefinitionInterface.php, line 39

Class

ContextDefinitionInterface

Context definition information required by Typed Data.

Namespace

Drupal\typed_data\Context

Code

public function setAllowNull($null_allowed);