CheckIsNull Method

Checks to see whether the given parameter is null (Nothing in Visual Basic).

Syntax

Visual Basic
C#

'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 2003 family

Reference

FCArgumentException Class
FCArgumentException Members

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