Finds the first header of the specified standard type.

Namespace:  Microsoft.Rtc.Sip
Assembly:  ServerAgent(in ServerAgent.dll)

Syntax

Visual Basic (declaration) 
Public 
Function 
FindFirst ( _
	
standardType 
As 

Header

.
.
::
.
.
StandardHeaderType _
) 
As 

Header
Visual Basic (usage) 
Dim 
instance 
As 

HeaderCollection
Dim 
standardType 
As 

Header

.
.
::
.
.
StandardHeaderType
Dim 
returnValue 
As 

Header

returnValue = instance.
FindFirst(
standardType)
C# 
public 

Header 
FindFirst(
	

Header

.
.
::
.
.
StandardHeaderType 
standardType
)

Return value

Type: Microsoft.Rtc.Sip . . :: . . Header

The first header of the specified type, if found, or null otherwise.

See also