Posts made by __mohammad__maleki

Hello
I want to put a button on the chart and by pressing the button
Mark the highest and lowest prices of the past 20 candles with a horizontal line.
But....
There is a problem....
The button appears on the chart, but pressing it does not change anything.
where am i going wrong?
Here is the link:
https://fxdreema.com/shared/WrepvcFO