Rollup merge of #44315 - kallisti5:epoch-doc-example-squashed, r=GuillaumeGomez

std/time: Give an example to get UNIX_EPOCH in seconds
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Mark Simulacrum 2017-09-06 18:27:53 -06:00 committed by GitHub
commit fdb8d0beb4

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@ -382,6 +382,17 @@ impl fmt::Debug for SystemTime {
/// [`SystemTime`] instance to represent another fixed point in time.
///
/// [`SystemTime`]: ../../std/time/struct.SystemTime.html
///
/// # Examples
///
/// ```no_run
/// use std::time::{SystemTime, UNIX_EPOCH};
///
/// match SystemTime::now().duration_since(UNIX_EPOCH) {
/// Ok(n) => println!("1970-01-01 00:00:00 UTC was {} seconds ago!", n.as_secs()),
/// Err(_) => panic!("SystemTime before UNIX EPOCH!"),
/// }
/// ```
#[stable(feature = "time2", since = "1.8.0")]
pub const UNIX_EPOCH: SystemTime = SystemTime(time::UNIX_EPOCH);