xMQL4/Docs/Samples/IsNewBar.md

IsNewBar

this is a best way to find is in new bar or not ...

bool IsNewBar()
{
   static datetime lastbar;
   datetime curbar = (datetime)SeriesInfoInteger(_Symbol,_Period,SERIES_LASTBAR_DATE);
   if(lastbar != curbar)
   {
      lastbar = curbar;
      return true;
   }
   return false;
}