10-is-a-moment.md

title	Is a Moment
version	1.5.0
signature	moment.isMoment(obj);

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

moment.isMoment() // false
moment.isMoment(new Date()) // false
moment.isMoment(moment()) // true

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

moment() instanceof moment // true