use chrono::{NaiveDateTime};
fn main() {
let datetime1 = NaiveDateTime::parse_from_str("2025-01-12 00:00:00", "%Y-%m-%d %H:%M:%S").unwrap();
let datetime2 = NaiveDateTime::parse_from_str("2025-01-13 00:00:00", "%Y-%m-%d %H:%M:%S").unwrap();
let duration = datetime2 - datetime1;
let difference_in_seconds = duration.num_seconds();
println!("Difference in seconds: {}", difference_in_seconds);
}
/*
run:
Difference in seconds: 86400
*/