Parsing

m = moment("2013-03-01", "YYYY-MM-DD")

This parses the given date using the given format. Returns a moment object.

Formatting

m
  .format()
  .format('dddd')
  .format("MMM Do YY")  // → "Sep 2nd 07"
  .fromNow()            // → "31 minutes ago"
  .calendar()           // → "Last Friday at 9:32PM"

Add

m.add(1, 'day')
m.subtract(2, 'days')

m.startOf('day')
m.endOf('day')
m.startOf('hour')

Internationalization

.format('L')      // 06/09/2014
.format('l')      // 6/9/2014
.format('LL')     // June 9 2014
.format('ll')     // Jun 9 2014
.format('LLL')    // June 9 2014 9:32 PM
.format('lll')    // Jun 9 2014 9:32 PM
.format('LLLL')   // Monday, June 9 2014 9:32 PM
.format('llll')   // Mon, Jun 9 2014 9:32 PM

See datetime for more.

References