C#

L_0001: ldarg.0
L_0002: ldnull
L_0003: cgt.un

   [Description("Displays Levels")]
    public class MyCustomIndicator2 : Indicator
    {
        #region Variables
        // Wizard generated variables
        // User defined variables (add any user defined variables below)
		private string path = Cbi.Core.UserDataDir.ToString() + "PIn.txt";
		private int[] levels;
		private int count = 0;
		private string readText = "";
		
		private int roundedValue;
		private	int diff = int.MaxValue;
   		private	int tmp, res = 0;
   		
		
        #endregion

        /// <summary>
        /// This method is used to configure the indicator and is called once before any bar data is loaded.
        /// </summary>
        protected override void Initialize()
        {
            CalculateOnBarClose	= true;
            Overlay				= true;
            PriceTypeSupported	= false;	
			levels 				= new int[100000];
        }

        /// <summary>
        /// Called on each bar update event (incoming tick)
        /// </summary>
        protected override void OnBarUpdate()
        {
            // Use this method for calculating your indicator values. Assign a value to each
            // plot below by replacing 'Close[0]' with your own formula.
			
			readText = File.ReadAllText("C:\\PIn.txt");
			
			int roundedValue = ((int)Math.Ceiling(Close[0])); 
			
			string [] split = readText.Split(new Char [] {';'});
				foreach (string s in split)
				{
					count++;
					tmp = int.Parse(s);
					levels[count] = tmp;
					
					if (tmp > roundedValue)
					{
						if(diff == null)
							diff = roundedValue;
						if ((tmp - roundedValue) < diff)
						{
							res = tmp;
							diff = tmp - roundedValue;
						}
					}
				}
				Print(res);
        }

        #region Properties

        #endregion
    }
}