String into DateTime

use chrono::{DateTime, NaiveDate, NaiveDateTime, NaiveTime};
use chrono::format::ParseError;

fn main() -> Result<(), ParseError> {
  let rfc2822 = DateTime::parse_from_rfc2822("Tue, 1 Jul 2003 10:52:37 +0200")?;
  println!("{}", rfc2822);
  let rfc3339 = DateTime::parse_from_rfc3339("1996-12-19T16:39:57-08:00")?;
  println!("{}", rfc3339);
  let custom = DateTime::parse_from_str("5.8.1994 8:00 am +0000", "%d.%m.%Y %H:%M %P %z")?;
  println!("{}", custom);
  let time_only = NaiveTime::parse_from_str("23:56:04", "%H:%M:%S")?;
  println!("{}", time_only);
  let date_only = NaiveDate::parse_from_str("2015-09-05", "%Y-%m-%d")?;
  println!("{}", date_only);
  let no_timezone = NaiveDateTime::parse_from_str("2015-09-05 23:56:04", "%Y-%m-%d %H:%M:%S")?;
  println!("{}", no_timezone);
  Ok(())
}