ILIAS\MetaData\Structure\Definitions\NullDefinition Class Reference

Inheritance diagram for ILIAS\MetaData\Structure\Definitions\NullDefinition:

Collaboration diagram for ILIAS\MetaData\Structure\Definitions\NullDefinition:

Public Member Functions
	name ()
	Name of the metadata element. More...
	unique ()
	Unique elements can only occur once at their position in the metadata set. More...
	dataType ()
	Type of data this element can carry. More...

Detailed Description

Definition at line 25 of file NullDefinition.php.

Member Function Documentation

dataType()

ILIAS\MetaData\Structure\Definitions\NullDefinition::dataType

(

)

Type of data this element can carry.

Implements ILIAS\MetaData\Structure\Definitions\DefinitionInterface.

Definition at line 37 of file NullDefinition.php.

References ILIAS\Data\Description\NULL.

                              : Type
    {
        return Type::NULL;
    }

name()

ILIAS\MetaData\Structure\Definitions\NullDefinition::name

(

)

Name of the metadata element.

Note that even for unique elements, this is not an unambiguous identifier of the element.

Implements ILIAS\MetaData\Structure\Definitions\DefinitionInterface.

Definition at line 27 of file NullDefinition.php.

                          : string
    {
        return 'null';
    }

unique()

ILIAS\MetaData\Structure\Definitions\NullDefinition::unique

(

)

Unique elements can only occur once at their position in the metadata set.

Note that elements with the same name can still appear at other positions.

Implements ILIAS\MetaData\Structure\Definitions\DefinitionInterface.

Definition at line 32 of file NullDefinition.php.

                            : bool
    {
        return false;
    }

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The documentation for this class was generated from the following file:

• components/ILIAS/MetaData/classes/Structure/Definitions/NullDefinition.php