GetTimeframeShortName

//+------------------------------------------------------------------+
//|                                        GetTimeframeShortName.mq5 |
//|                                         Francisco Gomes da Silva |
//|                    https://www.mql5.com/pt/users/franciscogomes5 |
//+------------------------------------------------------------------+
#property copyright "Francisco Gomes da Silva"
#property link      "https://www.mql5.com/pt/users/franciscogomes5"
#property version   "1.00"
//+------------------------------------------------------------------+
//| Script program start function                                    |
//+------------------------------------------------------------------+
void OnStart()
  {
   ENUM_TIMEFRAMES timeframe = Period();
   string result = GetTimeframeShortName(timeframe);
   Comment(result);
   Print(result);
  }
//+------------------------------------------------------------------+
//| function to get timeframe short name                             |
//+------------------------------------------------------------------+
string GetTimeframeShortName(const ENUM_TIMEFRAMES timeframe)
  {
    switch(timeframe)
      {
        case PERIOD_M1: return "M1";
        case PERIOD_M2: return "M2";
        case PERIOD_M3: return "M3";
        case PERIOD_M4: return "M4";
        case PERIOD_M5: return "M5";
        case PERIOD_M6: return "M6";
        case PERIOD_M10: return "M10";
        case PERIOD_M12: return "M12";
        case PERIOD_M15: return "M15";
        case PERIOD_M20: return "M20";
        case PERIOD_M30: return "M30";
        case PERIOD_H1: return "H1";
        case PERIOD_H2: return "H2";
        case PERIOD_H3: return "H3";
        case PERIOD_H4: return "H4";
        case PERIOD_H6: return "H6";
        case PERIOD_H8: return "H8";
        case PERIOD_H12: return "H12";
        case PERIOD_D1: return "D1";
        case PERIOD_W1: return "W1";
        case PERIOD_MN1: return "MN1";
        default: return "";
      }
  }
//+------------------------------------------------------------------+