Exists (string name)

public static bool Exists (string name)

using System;
using System.Text;
using PTLRuntime.NETScript;

namespace GlobalVariablesManager
{
     public class GlobalVariablesManager : NETIndicator
     { 
         public override void Init()
         {      
              //Simplified way to check an existance of a global variable  
      
              if(GlobalVariablesManager.Exists("global_variable_period"))
                 Print("Your session has this global variable");
              else
                 GlobalVariablesManager.SetValue("global_variable_period");         
 
              //However, to obtain certain variable, which belongs to indicator/strategy and to avoid unexpected erasing of data the best practice is to provide to a key holder multiple details such as name, params, hashed password etc. Follow SetValue() example.
         }
     }
}