From Vim's help document (see:
'path' String(default on Unix: "
-To search relative to the directory of the current file, use:
-To search in the current directory use an empty string between two commas:
It seems that
,, have no difference in 'path' option. They both mean the current directory.
I cannot understand why we need to put both
,, to the path option. What is the difference between
:set path=. and