Function |extension
fs/path::|extension
Usage
|extension(path)
Parameters
↳ path:
string
Return
↴ Option<string>
Gives file path extension.
Return the part of the name after last .
, or none if there is no extension.
The extension is:
- none, if there is no file name
- none, if there is no embedded
.
- none, if the file name begins with
.
and has no other.
s within - otherwise, the portion of the file name after the final
.