pub fn preference_dir() -> Option<PathBuf>Expand description
Returns the path to the user’s preference directory.
The returned value depends on the operating system and is either a Some, containing a value from the following table, or a None.
| Platform | Value | Example |
|---|---|---|
| Linux | $XDG_CONFIG_HOME or $HOME/.config | /home/alice/.config |
| macOS | $HOME/Library/Preferences | /Users/Alice/Library/Preferences |
| Windows | {FOLDERID_RoamingAppData} | C:\Users\Alice\AppData\Roaming |