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HEIKIN ASHI COLOUR CHANGE ALERT

This can be used to trigger an alert if Heikin Ashi bar changes color :)
Script open-source

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.

Vous voulez utiliser ce script sur un graphique ?
study("HEIKIN ASHI COLOUR CHANGE ALERT")

haclose = ((open + high + low + close)/4)
haopen = na(haopen[1]) ? (open + close)/2 : (haopen[1] + haclose[1]) / 2

UP = haclose > haclose [1]? 0:1
DOWN =  haclose <= haclose [1]? 1:0

plot(UP)
plot(DOWN)