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How to create a vector of dates starting with today and going back the last 30 days in Rust

1 Answer

0 votes
use chrono::{Local};

fn main() {
    // Get today's date
    let today = Local::now().date_naive();

    // Create a vector to store the dates as NaiveDate
    let mut dates = Vec::new();

    // Populate the vector with the last 30 dates
    for i in 0..30 {
        let past_date = today - chrono::Duration::days(i);
        dates.push(past_date);
    }

    // Print the full dates (YYYY-MM-DD)
    println!("The last 30 dates:");
    for date in &dates {
        println!("{}", date.format("%Y-%m-%d"));
    }
}



/*
run:

The last 30 dates:
2025-04-11
2025-04-10
2025-04-09
2025-04-08
2025-04-07
2025-04-06
2025-04-05
2025-04-04
2025-04-03
2025-04-02
2025-04-01
2025-03-31
2025-03-30
2025-03-29
2025-03-28
2025-03-27
2025-03-26
2025-03-25
2025-03-24
2025-03-23
2025-03-22
2025-03-21
2025-03-20
2025-03-19
2025-03-18
2025-03-17
2025-03-16
2025-03-15
2025-03-14
2025-03-13

*/

 



answered Apr 11, 2025 by avibootz
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