(Optional) Sets the language for the user interface of the Web Designer. Default: System language of the client for the Web Designer application and the language of the current thread's culture for the rendered page that launches the Web Designer from the client's browser.

'Declaration
 
Public Property Language As LlLanguage

public LlLanguage Language {get; set;}

public:
property LlLanguage Language {
   LlLanguage get();
   void set (    LlLanguage value);
}