So this script indicates the trends using the concept and draws corresponding .
It took some effort to make it possible for users to see as many as they wish. Eventually the user could set the number alongside some other options in the indicator settings.
Use the script and send me your thoughts!
Now users could check trend lines from other time frames on the current chart. Trend lines from other time frames may not be as precise as expected on the current time frame, but they are useful for sure.
To use the feature you can see this: https://www.tradingview.com/support/solu...
Or if you are a Pine coder, you can use the external source in your scripts by adding some line like the following to your code:
xSrc = input(close, "External Source")
and then change the source in your indicator settings to "LH-LL/HL-HH Trend: Plot".
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.