How to create an algorithm picker

[chuachinghong]

Hi Guys

I am new to GH, recently, I need to create a simple algorithm picker.
My desired outcome is as shown in the image.

Hope you guys can enlighten me on which method is the best in creating this scenario.

Thanks

[Michael_Pryor]

Check out Stream Filter and Stream Gate

[chuachinghong]

Thanks Michael!