SignatureDictionaryTable252Definition

class final readonly Core · roukmoute/pdf 0.6.2

PDF\Specification\Definition\SignatureDictionaryTable252Definition

Table 252: Entries in a signature dictionary.

Inheritance and contracts

Parent : PDF\Specification\TableDefinition

Table 252 · Entries in a signature dictionary
ISO 32000-1:2008, §12.8.1 · PDF page 475 ↗

Entry	PDF type	Source requirement	Table
`/Type`	name	Optional	252
`/Filter`	name	Required; inheritable	252
`/SubFilter`	name	Optional	252
`/Contents`	byte string	Required	252
`/Cert`	array or byte string	Required when SubFilter is adbe.x509.rsa_sha1	252
`/ByteRange`	array	Required for all signatures that are part of a signature field and usage rights signatures referenced from the UR3 entry in the permissions dictionary	252
`/Reference`	array	Optional; PDF 1.5	252
`/Changes`	array	Optional	252
`/Name`	text string	Optional	252
`/M`	date	Optional	252
`/Location`	text string	Optional	252
`/Reason`	text string	Optional	252
`/ContactInfo`	text string	Optional	252
`/R`	integer	Optional	252
`/V`	integer	Optional; PDF 1.5	252
`/Prop_Build`	dictionary	Optional; PDF 1.5	252
`/Prop_AuthTime`	integer	Optional; PDF 1.5	252
`/Prop_AuthType`	name	Optional; PDF 1.5	252

Conditional descriptions remain traceable. A definition alone does not implement a codec, a signature or every format mechanism. Read the coverage.

public function __construct()

5 methods from parents and contracts

public function entries(): iterable

@return iterable<EntryDefinition>

public function entry(PDF\Syntax\Object\NameType|string $name): PDF\Specification\EntryDefinition

public function has(PDF\Syntax\Object\NameType|string $name): bool

public function variableEntries(): iterable

@return iterable<EntryDefinition>

public function variableEntry(string $description): PDF\Specification\EntryDefinition

Declaration	Origin and documentation
`public readonly PDF\Specification\SourceReference $source`	PDF\Specification\TableDefinition
`public readonly string $title`	PDF\Specification\TableDefinition