Determines whether the target [P:Platform] property is set.
            
 Declaration Syntax
 Declaration Syntax| C# | 
public bool IsSetEndpointArn()
 Return Value
 Return Valuetrue if the target platform is set; otherwise, false.
            
 Declaration Syntax
 Declaration Syntax| C# | 
public bool IsSetEndpointArn()
 Return Value
 Return Value