xamarinmac 
namespace AppKit
{
    [Register("NSWorkspace", true)]
    public class NSWorkspace : NSObject
    {
        [Obsolete("Use the overload that takes 'ref NSError' instead.")]
        public virtual NSRunningApplication LaunchApplication(NSUrl url, NSWorkspaceLaunchOptions options, NSDictionary configuration, NSError error);
    }
}
Xamarin macOS
0.0
Information specific to xamarinmac
Assembly

Xamarin.Mac , Version=0.0.0.0, PublicKeyToken=84e04ff9cfb79065

Referencing

The API is automatically referenced.

Obsolete Use the overload that takes 'ref NSError' instead.
Platform Restrictions

This framework does not have platform annotations.

  • Built-in API
  • Package-provided API