04_preferences_session/
04_preferences_session.rs1use systemconfiguration::Preferences;
2
3fn main() -> Result<(), Box<dyn std::error::Error>> {
4 let prefs = Preferences::new("systemconfiguration-rs.preferences-example", None)?;
5 let keys = prefs.copy_key_list();
6 println!("key_count={}", keys.len());
7 if let Some(first_key) = keys.first() {
8 println!("first_key={first_key}");
9 println!("first_value_present={}", prefs.get_value(first_key)?.is_some());
10 }
11 println!("signature_present={}", prefs.signature().is_some());
12 Ok(())
13}