Hi @prakash_ ,
Fiels parameter is a new preview feather, so far hasn't information related to RANKX from the official document.
Here are also some videos for you to better understand this feature: Fields parameters in Power BI - YouTube
Field Parameters- One solution for Measure Dimension slicer - YouTube
Best Regards,
Community Support Team _ kalyj
If this post helps, then please consider Accept it as the solution to help the other members find it more quickly.
