Open a PRG file with several procedures, functions or methods in the VFP editor. Open the Document View window (Tools->Document View).

Right click on the Document View window and select “Sort by Location”

 

Activate the edit window and hit Ctrl-PgDn and Ctrl-PgUp buttons. What happens?

 

Try various other Document View sorting options.

 

I find this feature very handy when navigating source files. I first saw this feature over a decade ago in a program called VIP while navigating C, C++ files. It was later renamed to SourceInsight, which is still an excellent product that I use every day.