CheckIsNull Method
The unique error ID to use if an exception needs to be thrown.
The name of the parameter that contains the index value to check.
The value of the parameter to be verified.
Checks to see whether the given parameter is null (Nothing in Visual Basic).
Syntax
'Declaration
Public Shared Sub CheckIsNull( _
ByVal _errorId_ As Integer, _
ByVal _paramName_ As String, _
ByVal _val_ As Object _
)
public static void CheckIsNull(
int _errorId_,
string _paramName_,
object _val_
)
Parameters
errorId
The unique error ID to use if an exception needs to be thrown.
paramName
The name of the parameter that contains the index value to check.
val
The value of the parameter to be verified.
Exceptions
| Exception | Description |
|---|---|
| FCArgumentException | The value is null. |
Remarks
If val is null (Nothing in Visual Basic), and FCArgumentException is thrown using the supplied errorId.
Requirements
Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server family