rDate

rDate is javascript library for manipulate date

Example Usage

const { duration } = require('rdate');
const duration = require('rdate/duration');

or

import { duration } from 'rdate';
import duration from 'rdate/duration';

List of functions:

• addition
• daysInMonth
• duration
• format
• isEarlier
• isLater
• isToday
• parseDate
• sub
• isValidDate
• timeToString

Functions

- addition()

addition(date, { day, hour, minute, second, milisecond})

options:

• date - date in javaScript (new Date())
• day - number
• hour - number
• minute - number
• second - number
• milisecond - number

Sample:

 addition(new Date('1990/01/11'),{day: 2})
 // 1990-01-12T23:00:00.000Z

result: new date with addition days/hours/minutes/seconds/miliseconds

- daysInMonth()

daysInMonth(year, month);

options:

• year - number
• month - number

Sample:

daysInMonth(2019, 2);
// 28

result: numbers of days in month and year

- format()

format(date, format);

options:

• date - date in javaScript (new Date())
• format
  • 'MM' - months
  • 'DD' - days
  • 'YYYY' / 'YY' - years
  • 'hh' - hours
  • 'mm' - minutes
  • 'ss' - seconds

Sample:

format(new Date('1990/01/17 12:30:45'), 'MM-DD-YY hh:mm:ss');
//  01-17-90 12:30:45

- isEarlier()

Check if first parametr is earlier than second. When second parameter is not defined then function check if first parameter is earlier than today.

isEarlier(firstDate, secondDate);
isEarlier(firstDate);

options:

• firstDate - date in javaScript (new Date())
• secondDate - date in javaScript (new Date()) [optional]

Sample:

isEarlier(new Date(1990, 10, 17), new Date(1990, 12, 17));
// true

isEarlier(new Date(1990, 1, 17));
// false

- isLater()

Check if first parametr is later than second. When second parameter is not defined then function check if first parameter is later than today.

isLater(firstDate, secondDate);
isLater(firstDate);

options:

• firstDate - date in javaScript (new Date())
• secondDate - date in javaScript (new Date()) [optional]

Sample:

isLater(new Date(1990, 12, 17), new Date(1990, 10, 17));
// true

isLater(new Date(1990, 1, 17));
// false

- parseDate()

Parse string to date

parseDate(date);

options:

• date - string (format: 'YYYY/MM/DD', 'DD/MM/YYYY', 'YYYY-MM-DD', 'DD-MM-YYYY')

Sample:

parseDate('2010/10/20');

- sub()

sub(firstDate, secondDate);

options:

• firstDate - date in javaScript (new Date())
• secondDate - date in javaScript (new Date())

Sample:

sub(new Date(1990, 12, 10), new Date(1990, 12, 10));
// 0

sub(new Date(1990, 12, 11), new Date(1990, 12, 10));
// 86400000

result: number in miliseconds

- isToday()

isToday(date);

options:

• date - date in text in format 'YYYY/MM/DD'

Sample:

isToday('1990/01/17');
// false

result: true or false

- isValidDate()

isValidDate(date);

options:

• date - date in text in format 'YYYY/MM/DD'

Sample:

isValidDate('1990/01/17');
// true

isValidDate('1990-01-17');
// false

isValidDate('2020/03/32');
// false

result: true or false

- duration()

duration(msValue, date);

options:

• msValue - value in miliseconds
• date - date in javaScript (new Date()) [optional]

Sample:

duration(360000);
//{ day: 0, hour: 0, min: 6, sec: 0, ms: 0 }

duration(360000, new Date('1990/01/17 10:00'));
//{ day: 0, hour: 0, min: 6, sec: 0, ms: 0, year: 0, month: 0 }

result: object with value of days, months, years, minutes, hours, seconds and miliseconds

- timeToString()

timeToString(time, lang);

options:

• time - string in format: HH:MM
• lang - string [optional]

Supported languages: | CODE | language | |----------|:-------------:| | pl | Polish |

Sample:

timeToString('11:29');
//godzina jedynasta minut dwadzieścia dziewięć

result: string