h/fish-shell
1
Fork 0
mirror of https://github.com/fish-shell/fish-shell.git synced 2026-04-19 23:21:15 -03:00
Code Issues Packages Projects Releases Wiki Activity

note in the tutorial the vars that are auto split

Browse Source 
Users continue to be surprised that fish auto splits/joins three env
vars but not other similar vars. Mention this in the tutorial to make it
less likely new users are surprised by this behavior.

Fixes #4009
This commit is contained in:
Kurtis Rader
2017-05-25 21:11:51 -07:00
committed by Fabian Homborg
parent 4afd41877f
commit 6f6d3ce520
1 changed files with 2 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
doc_src/tutorial.hdr
View File

@@ -300,6 +300,8 @@ Other variables, like `$PATH`, really do have multiple values. During variable e
<outp>/usr/bin /bin /usr/sbin /sbin /usr/local/bin</outp>
\endfish
Note that there are three environment variables that are automatically split on colons to become lists when fish starts running: `PATH`, `CDPATH`, `MANPATH`. Conversely, they are joined on colons when exported to subcommands. All other environment variables (e.g., `LD_LIBRARY_PATH`) which have similar semantics are treated as simple strings.
Lists cannot contain other lists: there is no recursion. A variable is a list of strings, full stop.
Get the length of a list with `count`: