High - EMA — Indicator by HPotter

ema

This indicator plots the difference between the High (of the previous period)
and an exponential moving average (13 period) of the Close (of the previous period).
You can use in the xPrice any series: Open, High, Low, Close, HL2, HLC3, OHLC4 and ect...

Open-source script

In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.

Disclaimer

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Want to use this script on a chart?

////////////////////////////////////////////////////////////
//  Copyright by HPotter v1.0 02/07/2014
// This indicator plots the difference between the High (of the previous period)
// and an exponential moving average (13 period) of the Close (of the previous period).
// You can use in the xPrice any series: Open, High, Low, Close, HL2, HLC3, OHLC4 and ect...
////////////////////////////////////////////////////////////
study(title="High - EMA", shorttitle="High - EMA")
Length = input(13, minval=1)
xPrice = close  // You can use any series
xEMA = ema(xPrice, Length)
nRes = high[1] - nz(xEMA[1])
plot(nRes, color=blue, title="High - EMA")