prince-gh / javascript_date_time

🏆Mastering JavaScript 📆 Dates and ⏰ Time: A Comprehensive Guide to Methods and Manipulation Dive into the world of JavaScript dates with this practical guide! Navigate time with ease, 📚 enhance user experiences.🚀

Date and Time in JavaScript

Date() constructor creates Date objects. When called as a function, it returns a $string$ representing the current time.

• Format of Date() method:
  Date( Year, Month, Day, Hours, Minutes, Second, Millisecond );
  

  Attribute	Range
  Year	YYYY
  Month	0-11
  Day	1-31
  Hours	0-23
  Minutes	0-59
  Second	0-59
  Millisecond	0-999

const Clock = new Date(2024,0,26,23,58,58,58);
const Time = new Date();
console.log(Clock);
console.log(Time);
console.log(Clock.toString());
console.log(Time.toString());
//outPut:
// 2024-01-26T18:28:58.058Z
// 2024-01-26T18:29:53.830Z
// Fri Jan 26 2024 23:58:58 GMT+0530 (India Standard Time)
// Fri Jan 26 2024 23:59:53 GMT+0530 (India Standard Time)

const CurrentDateAndTime = new Date();
console.log(`Type of Date() is:${typeof(CurrentDateAndTime)} and it returns ${CurrentDateAndTime}`);
//outPut: Type of Date() is:object and it returns Fri Jan 26 2024 22:09:15 GMT+0530 (India Standard Time)

'to' Method

• toString()
  toString method of Date return the value of Date() function into $String.$

  const CurrentDateAndTime =new Date();
  let C_D_T = CurrentDateAndTime.toString();
  console.log(C_D_T);
  //outPut: Fri Jan 26 2024 21:55:36 GMT+0530 (India Standard Time)

• toLocalSrting()
  toLocalString method is similar to the toString() but in this method we have the option to select the local time zone formats.

  Time Zone	Locales	Format
  US English	en-US	month-day-year 12-hour AM/PM
  British English	en-GB	day-month-year 24-hour
  Korean	ko-KR	year-month-day 12-hour AM/PM
  Arabic	ar-EG	24-hour in Arabic numerals
  Japanese	ja-JP-u-ca-japanese	day-month-year 24-hour
  Balinese	["ban","id"]	Use when lang. not supported

  
  

  const date = new Date();
  console.log(date.toLocaleString("en-US"));
  // 1/27/2024, 12:41:20 AM
  
  console.log(date.toLocaleString("en-GB"));
  // 27/01/2024, 00:43:00
  
  console.log(date.toLocaleString("ko-KR"));
  // 2024. 1. 27. 오전 12:43:46
  
  console.log(date.toLocaleString("ar-EG"));
  // ٢٧‏/١‏/٢٠٢٤، ١:٢٠:٢٨ ص
  
  console.log(date.toLocaleString(["ban","id"]));
  // 27/1/2024, 01.22.36

• toTimeString()
  toTimeString method of Date return the value of Date() function into $String.$

  const Time = new Date();
  console.log(Time.toTimeString());
  // 01:36:11 GMT+0530 (India Standard Time)

• toLocalTimeString()
  method is similar to the toTimeString() but in this method we have the option to select the local time zone formats.

  Time Zone	Locales
  US English	en-US
  British English	en-GB
  Korean	ko-KR
  Arabic	ar-EG
  Japanese	ja-JP-u-ca-japanese
  Balinese	["ban","id"]

  const date = new Date();
  console.log(date.toLocaleTimeString("en-US"));
  // 1:55:04 AM
  
  console.log(date.toLocaleTimeString("en-GB"));
  // 01:55:04
  
  console.log(date.toLocaleTimeString("ko-KR"));
  // 오전 1:55:04
  
  console.log(date.toLocaleTimeString("ar-EG"));
  // ١:٥٥:٠٤ ص
  
  console.log(date.toLocaleTimeString(["ban","id"]));
  // 01.55.04