Scalp Flags — Price Action EMA/RSI

//version=5
indicator("TEST FLAGS OVERLAY", overlay=true)

// simple EMAs
fast = ta.ema(close, 9)
slow = ta.ema(close, 21)

// signals
buy = ta.crossover(fast, slow)
sell = ta.crossunder(fast, slow)

// draw on price panel
plotshape(buy, title="BUY", location=location.belowbar, style=shape.labelup, color=color.green, text="BUY", size=size.small)
plotshape(sell, title="SELL", location=location.abovebar, style=shape.labeldown, color=color.red, text="SELL", size=size.small)

// show EMAs for verification
plot(fast, color=color.new(color.green, 0))
plot(slow, color=color.new(color.red, 0))