Here is a simple range identifier Amibroker AFL code which helps you to spot and visualize out higher return event days and high volatile intraday range days to study how a specific stock/index reacted to the particular event/news outcome.
This Amibroker AFL code comes along with Amibroker Explorer as well. Code has a default range of 500 points it can be customized according to your requirement by right clicking over the charts and select Parameters to change the range values.
Range Identifier – Amibroker AFL Code
https://gist.github.com/4ec7806b537befdb8acd4d86a1dbada1

How can U get Ambibrokers software. I am using Angel Speed Pro
Please inform me in details
Dear Sir,
instead of range if we use ATR than it gives more clarity and can be used on any time frame.
color = IIf( diff1>=1.25*ATR(14) OR diff2 >= 1.25*ATR(14),colorYellow,colorDefault);
please let me know your feedback.
Sir I want to know ambibroker formula use to software please help