Is a Moment1.5.0+

  1. moment.isMoment(obj);

To check if a variable is a moment object, use moment.isMoment().

  1. moment.isMoment() // false
  2. moment.isMoment(new Date()) // false
  3. moment.isMoment(moment()) // true

From version 2.11.0, you can also test for a moment object by instanceofoperator:

  1. moment() instanceof moment // true