Last 7 days and last 30 days data in a line chart (help needed Urgently)

[jayabhathwar]

Hello all,

I need your help urgently with one Line chart 

i want to plot a chart  the blue line is last 30 days and green line  last 7 days for selected time period.

the dimension is Year_week.

Please let me know how i can do the set analysis expresssion. Please refer to the chart.

[Brett_Bleess]

Best I can offer are some Design Blog posts that may provide some guidance:

https://community.qlik.com/t5/Qlik-Design-Blog/A-Primer-on-Set-Analysis/ba-p/1468344

https://community.qlik.com/t5/Qlik-Design-Blog/Dates-in-Set-Analysis/ba-p/1472511

If neither of those work, you can use the following link to search further on your own to see if you can find what you need.  Do not forget the Help either, will put a link in for that too:

https://community.qlik.com/t5/Qlik-Design-Blog/bg-p/qlik-design-blog

https://help.qlik.com/en-US/qlikview/April2019/Subsystems/Client/Content/QV_QlikView/ChartFunctions/...

Regards,
Brett