local   function   save_ticks (cls, sec)
    local  f  =   io.open ( getScriptPath ()  ..   '\ \'    ..  cls  ..   '.'   ..  sec  ..   '.'   ..   'csv' ,  'w' )
   f:write( '<DATE>;<TIME>;<TRADENUM>;<PRICE>;<QTY>\n' )
    local  fmt  =   '%04u%02u%02u;%02u%02u%02u%03u;%u;%.6f;%u\n' 
    local   function   cmp (t)
       if   not  t  then 
          return   nil 
       end 
       if  cls  =  =  t.class_code  and  sec  =  =  t.sec_code  then 
          local  dt  =  t.datetime
         f:write( string.format (fmt,
            dt.year, dt.month, dt.day,
            dt.hour, dt.min, dt.sec, dt.ms,
            t.tradenum, t.price, t.qty))
       end 
       return   false 
    end 
    SearchItems ( 'all_trades' ,  0 ,  2000000000 , cmp)
 end 

 function   main ()
   save_ticks( 'SPBFUT' ,  'BRV0' )
 end 
  

local function save_ticks(cls, sec)
   local f = io.open(getScriptPath() .. '\\' .. cls .. '.' .. sec .. '.' .. 'csv', 'w')
   f:write('<DATE>;<TIME>;<TRADENUM>;<PRICE>;<QTY>\n')
   local fmt = '%04u%02u%02u;%02u%02u%02u%03u;%u;%.6f;%u\n'
   local function cmp(t)
      if not t then
         return nil
      end
      if cls == t.class_code and sec == t.sec_code then
         local dt = t.datetime
         f:write(string.format(fmt,
            dt.year, dt.month, dt.day,
            dt.hour, dt.min, dt.sec, dt.ms,
            t.tradenum, t.price, t.qty))
      end
      return false
   end
   SearchItems('all_trades', 0, 2000000000, cmp)
end

function main()
   save_ticks('SPBFUT', 'BRV0')
end