How to find the right function in the Phobos library?

[monkyyy]

On Saturday, 17 August 2024 at 05:28:37 UTC, Bruce wrote:
> 
> This seems to work but now I'm concerned.
> Why was it so hard to find?
> What is the best way to search for a function
> in the Phobos library?

It's the correct name for the wrong function

If you use it on unicode strings or filters it's just wrong, 
ranges do not contain index infomation