PdfContentExtensionsTryGetValue Method

Gets the graphics state parameter value associated with the specified graphics state parameter key.

Supported graphics state parameter keys are listed in the first column of the Table 58 – Entries in a Graphics State Parameter Dictionary.

Namespace: SautinSoft.Pdf.Objects
Assembly: SautinSoft.Pdf (in SautinSoft.Pdf.dll) Version: 2026.7.1

Syntax

Copy

public static bool TryGetValue(
	this PdfContentFormat format,
	PdfName key,
	out PdfBasicObject value
)

<ExtensionAttribute>
Public Shared Function TryGetValue ( 
	format As PdfContentFormat,
	key As PdfName,
	<OutAttribute> ByRef value As PdfBasicObject
) As Boolean

Parameters

format PdfContentFormat: The PdfContentFormat from where to retrieve the graphics state parameter.
key PdfName: The key of the graphics state parameter to get.
value PdfBasicObject: When this method returns, contains the graphics state parameter value associated with the specifie key, if the key is a valid graphics state parameter key; otherwise, the Null value.

Return Value

Boolean
if the graphics state parameter with the specified key is supported; otherwise, .

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type PdfContentFormat. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).

Exceptions

Exception	Condition
ArgumentNullException	format or key is .

Reference

PdfContentExtensions Class

SautinSoft.Pdf.Objects Namespace