use chrono;

let now = chrono::Local::now();

let short_style_ru = now.format("%d.%m.%Y %H:%M");
//shortStyleEn is "16.05.2022 00:51"
println!("short_style_ru is '{short_style_ru}'");    

//let h = now.hour() % 12;
let short_style_en = now.format("%m/%d/%Y %H:%M");
//shortStyleEn is "05/16/2022 00:51"
println!("short_style_en is '{short_style_en}'");

let custom_style = now.format("%Y-%m-%d");
//custom_style is "2015-06-22"
println!("custom_style is '{custom_style}'");