Time,AskPrice,BidPrice
1704213005783,49.20,49.10
1704213006179,49.22,49.13
1704213006575,49.23,49.13
1704213007576,49.24,49.13

string Format = "+%t,f,f";

int Year;
for(Year = 2024; Year <= 2024; Year++) {
	dataNew(1,0,0);
	int records = dataParse(1,Format,strf(CSVFileName,Year), 0, 0);
	printf("\n%i - %d rows read",Year,records);

	dataNew(2,0,0);
	int i, N = 0;

	for(i = 0; i < records; i++) 
	{
		var time = dataVar(1,i,0);
		var askPrice = dataVar(1,i,1);
		var bidPrice = dataVar(1,i,2);
		printf("%s: %.2f, %.2f\n", strdate("%Y.%m.%d %H:%M:%S.", time), bidPrice, askPrice);
		
		T1* Quote = dataAppendRow(2,2);
		Quote->time = time;
		Quote->fVal = -bidPrice;
		Quote = dataAppendRow(2,2);
		Quote->time = time;
		Quote->fVal = askPrice;
		N += 2;
	}

	dataSave(2,strf(OutName,Year), 0, N); // store year dataset
	printf("\n%s saved",strf(OutName,Year));
}

%t - for a date/time field in Unix format, either seconds or milliseconds since January 1,1970.