script below
//@version=2
study("My Script")
//plot(close)
res = input("240", type=resolution)
o = security(tickerid, res, open)
c = security(tickerid, res, close)
h = security(tickerid, res, high)
l = security(tickerid, res, low)
plotcandle(o, h, l, c, title='ceand', color = o < c ? green : red, wickcolor=black)
// most important for backtesting-
// if you use this code to add the 4hr time frame to a 1 hour chart....
// and you want to reference the last cadle in each time frame,
// its x[1] for the 1hr and x[4] for the 4 hour. you dont want to use the look at the last candle
// in the 4hr series it carries information that the 1 hr series doesnt have
// untill all 4 hours are done