Javascript Dates

This series of challenges tests your knowledge about Javascript dates.

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  1. Check if two dates are equal
  2. Return the number of days between two dates
  3. Check if two dates fall on the exact same day
  4. Check if two dates are within 1 hour from each other
  5. Check if one date is earlier than another
  6. Add n days to an existing date
  7. Calculate difference between two dates in hours, minutes, and seconds
  8. Return the next nearest quarter hour of a date