path: minor changes to improve documentation for Join

Reworking the comments in path to call out how leading
empty elements are treated. Also updating filepath.Join
since it shared much of the wording from path.Join.

Updates #35655

Change-Id: I5b15c5d36e9d19831ed39e6bcc7f2fd6c1330033
Reviewed-on: https://go-review.googlesource.com/c/go/+/207797
Reviewed-by: Rob Pike <r@golang.org>
2 files changed
tree: a023e3a9626e4aef24c4780618f6f04fcf87e047
  1. .github/
  2. api/
  3. doc/
  4. lib/
  5. misc/
  6. src/
  7. test/
  8. .gitattributes
  9. .gitignore
  10. AUTHORS
  11. CONTRIBUTING.md
  12. CONTRIBUTORS
  13. favicon.ico
  14. LICENSE
  15. PATENTS
  16. README.md
  17. robots.txt
  18. SECURITY.md
README.md

The Go Programming Language

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