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moment. js time and date processing details

  • 2021-11-14 05:05:39
  • OfStack

Week 1 to Sunday time formatting conversion

(Y--Year M--Month D--Day) 


 
    var timeNow = new Date( ) //  Current time 
    var weekOfday = moment(timeNow).format('E'); //  Calculate the day of the week today 
 
    var nowDay = moment(timeNow).format('YYYY-MM-DD') //  Current date 
 
    var Monday = moment(timeNow).subtract(weekOfday - 1, 'days').format('YYYY-MM-DD'); //  Week 1 Date 
 
    var Tuesday = moment(timeNow).subtract(weekOfday - 2, 'days').format('YYYY-MM-DD'); //  Week 2 Date 
 
    var Wednesday = moment(timeNow).subtract(weekOfday - 3, 'days').format('YYYY-MM-DD'); //  Week 3 Date 
 
    var Thursday = moment(timeNow).subtract(weekOfday - 4, 'days').format('YYYY-MM-DD'); //  Week 4 Date 
 
    var Friday = moment(timeNow).subtract(weekOfday - 5, 'days').format('YYYY-MM-DD'); //  Week 5 Date 
 
    var Saturday = moment(timeNow).subtract(weekOfday - 6, 'days').format('YYYY-MM-DD'); //  Week 6 Date 
 
    var Sunday = moment(timeNow).add(7 - weekOfday, 'days').format('YYYY-MM-DD'); //  Sunday date 

//  Get the total number of days in the current month 
moment().daysInMonth()

Excerpts from official website:

Date formatting 


moment().format('MMMM Do YYYY, h:mm:ss a'); // 5 Month  27 Day  2020, 4:47:31  Afternoon 
moment().format('dddd');                    //  Week 3
moment().format("MMM Do YY");               // 5 Month  27 Day  20
moment().format('YYYY [escaped] YYYY');     // 2020 escaped 2020
moment().format();                          // 2020-05-27T16:47:31+08:00

Relative time 


moment("20111031", "YYYYMMDD").fromNow(); // 9  Years ago 
moment("20120620", "YYYYMMDD").fromNow(); // 8  Years ago 
moment().startOf('day').fromNow();        // 17  Hours ago 
moment().endOf('day').fromNow();          // 7  Within hours 
moment().startOf('hour').fromNow();       // 1  Hours ago

Calendar time 


moment().subtract(10, 'days').calendar(); // 2020/05/17
moment().subtract(6, 'days').calendar();  //  Last week 416:47
moment().subtract(3, 'days').calendar();  //  Last Sunday 16:47
moment().subtract(1, 'days').calendar();  //  Yesterday 16:47
moment().calendar();                      //  Today 16:47
moment().add(1, 'days').calendar();       //  Tomorrow 16:47
moment().add(3, 'days').calendar();       //  Next week 616:47
moment().add(10, 'days').calendar();      // 2020/06/06

Multilingual support 


moment.locale();         // zh-cn
moment().format('LT');   // 16:47
moment().format('LTS');  // 16:47:31
moment().format('L');    // 2020/05/27
moment().format('l');    // 2020/5/27
moment().format('LL');   // 2020 Year 5 Month 27 Day 
moment().format('ll');   // 2020 Year 5 Month 27 Day 
moment().format('LLL');  // 2020 Year 5 Month 27 Sunday afternoon 4 Point 47 Points 
moment().format('lll');  // 2020 Year 5 Month 27 Day  16:47
moment().format('LLLL'); // 2020 Year 5 Month 27 Day and week 3 Afternoon 4 Point 47 Points 
moment().format('llll'); // 2020 Year 5 Month 27 Day and week 3 16:47

Sorted out a small part of commonly used, want to know more about the use. Here are two commonly used link addresses for reference only

1. moment.js Address: https://github.com/moment/moment
2. The front-end open source project CDN acceleration service, basically all open source js can be found above: https://www.bootcdn.cn/

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