| Overload | Description | 
|---|---|
| IsRequired(NodeState) | Returns true if the target node is required (used to apply view filters); | 
| IsRequired(NodeId,Boolean) | Returns true if the reference type is required. | 
Target Platforms: Windows 7/8/10, Windows Server 2003/2008/2012/2015, .NET4.x
 
     
     
     
     
     
    
    