Time Structs

Duration และ Instant types

Duration

use std::time::Duration;

fn main() {
    // Creating durations
    println!("=== Creating Duration ===");

    let secs = Duration::from_secs(5);
    let millis = Duration::from_millis(500);
    let micros = Duration::from_micros(1000);
    let nanos = Duration::from_nanos(1_000_000);

    println!("from_secs(5): {:?}", secs);
    println!("from_millis(500): {:?}", millis);
    println!("from_micros(1000): {:?}", micros);
    println!("from_nanos(1_000_000): {:?}", nanos);

    // With fractional seconds
    let float = Duration::from_secs_f64(2.5);
    println!("\nfrom_secs_f64(2.5): {:?}", float);

    let float32 = Duration::from_secs_f32(1.5);
    println!("from_secs_f32(1.5): {:?}", float32);

    // Constants
    println!("\n=== Constants ===");
    println!("ZERO: {:?}", Duration::ZERO);
    println!("MAX: {:?}", Duration::MAX);
    println!("SECOND: {:?}", Duration::SECOND);
    println!("MILLISECOND: {:?}", Duration::MILLISECOND);
}