virtual bool  Save(
   int  file_handle      // file handle
   )

//--- example for CChartObjectArrow::Save
#include <ChartObjects\ChartObjectsArrows.mqh>
//---
void OnStart()
  {
   int               file_handle;
   CChartObjectArrow arrow;
//--- set object parameters
   double price=SymbolInfoDouble(Symbol(),SYMBOL_BID);
   if(!arrow.Create(0,"Arrow",0,TimeCurrent(),price,181))
     {
      //--- arrow create error
      printf("Arrow create: Error %d!",GetLastError());
      //---
      return;
     }
//--- open file
   file_handle=FileOpen("MyFile.bin",FILE_WRITE|FILE_BIN|FILE_ANSI);
   if(file_handle>=0)
     {
      if(!arrow.Save(file_handle))
        {
         //--- file save error
         printf("File save: Error %d!",GetLastError());
         FileClose(file_handle);
         //---
         return;
        }
      FileClose(file_handle);
     }
  }