Moment.js Jalaali Calendar Plugin
Last Updated :
20 Mar, 2023
moment-jalaali is a Moment.js plugin that allows us to use the moment.js library’s utilities and methods with the Jalaali calendar system. This calendar system is used in Persia and is still used in Iran and Afghanistan in different variants.
Installation of the plugin:
npm install moment-jalaali
Syntax:
const moment = require('moment-jalaali');
moment().format('jYYYY/jM/jD');
Note: When parsing a date, with a data-type string, pass a “j” to the format token. For example, for the year, use “jYYYY”, or for the month, use “jM”.
Example 1:
Javascript
const moment = require( 'moment-jalaali' );
const m = moment( '1360/5/26' , 'jYYYY/jM/jD' )
console.log(m.format( 'jYYYY/jM/jD [is] YYYY/M/D' ))
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Output:
1360/5/26 is 1981/8/17
Example 2:
Javascript
const moment = require( 'moment-jalaali' );
console.log(moment( '1391/12/30' , 'jYYYY/jMM/jDD' ).isValid())
console.log(moment( '1392/12/30' , 'jYYYY/jMM/jDD' ).isValid())
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Output:
true
false
Example 3:
Javascript
const moment = require( 'moment-jalaali' );
console.log(moment( '1392/6/3 16:40' , 'jYYYY/jM/jD HH:mm' )
.format( 'YYYY-M-D HH:mm:ss' ))
console.log(moment( '2013-8-25 16:40:00' , 'YYYY-M-D HH:mm:ss' )
.endOf( 'jMonth' ).format( 'jYYYY/jM/jD HH:mm:ss' ))
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Output:
2013-8-25 16:40:00
1392/6/31 23:59:59
Example 4:
Javascript
const moment = require( 'moment-jalaali' );
console.log(moment( '1981 5 17' , 'YYYY jM D' ).format( 'YYYY/MM/DD' ))
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Output:
1981/07/17
Reference: https://momentjs.com/docs/#/plugins/jalaali/
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