The moment().diff() function is used to get the difference in milliseconds of given dates which are passed as parameters to this function....

The moment().utc() method is used to specify that the given Moment object’s timezone would be displayed as UTC. An optional parameter can be passed that preserves the current time value and only changes the timezone to UTC....

The function moment().unix() retrieves the count of seconds since the Unix Epoch, which is a reference point for denoting a specific moment in time. Unix time serves as a system for timestamping....

It is used to check whether a date is before a particular date in Node.js using the isBefore() function that checks if a moment is before another moment. The first argument will be parsed as a moment, if not already so....

The moment().hour() Method is used to get the hours from the current time or to set the hours....

The method `moment().month()` in Moment.js is employed to retrieve or modify the month of the Moment object. It’s important to note that the months in Moment.js are zero-indexed. Consequently, the valid range for months is 0 to 11, where 0 corresponds to January and 11 to December. If a value greater than 11 is specified, it will roll over to the subsequent year....

The moment().year() method is used to get or set the year of the Moment object. The year value that can be set has a range from -270,000 to 270,000....

The `moment().day()` function is utilized to retrieve or modify the day of the week within a Moment object. The day of the week is represented by a value ranging from 0 to 6, where 0 corresponds to Sunday and 6 corresponds to Saturday. If the specified value falls outside this range, it will wrap around to the previous or following weeks accordingly. It’s important to note that this method is not sensitive to locale settings, so the dates associated with the values will remain constant regardless of locale....

You can check whether a date is after a particular date in Moment.js using the isAfter() function that checks if a moment is after another moment. The first argument will be parsed as a moment, if not already so....

It is used to check whether a date is between a range in Moment.js using the isBetween() function that checks if a moment is between two other moments, optionally looking at unit scale (minutes, hours, days, etc)....

The moment().valueOf() function is used to get the number of milliseconds since the Unix Epoch. Basically, Unix time is a system for describing a point in time....

The moment().millisecond()Method is used to get the milliseconds from the time or to set the milliseconds....