class final Core · roukmoute/pdf 0.6.2
PDF\Specification\Dictionary\MediaClipDataDictionaryTable274\AltEntryTable 274, /Alt; PDF type: array; Optional.Inheritance and contracts
Parent : PDF\Specification\SchemaEntry
Definition in the specification
Table 274 · Additional entries in a media clip data dictionary
ISO 32000-1:2008, §13.2.4.2 · PDF page 500 ↗
/Alt array
(Optional) An array that provides alternate text descriptions for the media clip data in case it cannot be played; see 14.9.2.4, “Multi-language Text Arrays.”
Qualifier: Optional
Conditional descriptions remain traceable. A definition alone does not implement a codec, a signature or every format mechanism. Read the coverage.
Construction
__construct()
public function __construct(PDF\Syntax\Object\ArrayType|PDF\Syntax\Object\IndirectReference $value)Inherited methods
3 methods from parents and contracts
definition()
public function definition(): PDF\Specification\EntryDefinitionkey()
public function key(): PDF\Syntax\Object\NameTypevalue()
public function value(): PDF\Syntax\FileStructure\BasicTypeProperties
| Declaration | Origin and documentation |
|---|---|
public readonly PDF\Syntax\Object\NameType $key | PDF\Syntax\Object\DictionaryObject\Entry |
public readonly PDF\Syntax\FileStructure\BasicType $value | PDF\Syntax\Object\DictionaryObject\Entry |
Constants
| Name | PHP value | Origin |
|---|---|---|
KEY | | PDF\Specification\Dictionary\MediaClipDataDictionaryTable274\AltEntry |
TABLE | | PDF\Specification\Dictionary\MediaClipDataDictionaryTable274\AltEntry |
VARIABLE | | PDF\Specification\SchemaEntry |