Return a date from seconds or milliseconds
If it's greater than 252489600000
, it's milliseconds. This covers dates
since January 1st 1978 in milliseconds, and dates through the year 9970 in seconds.
var dateFromNum = require('date-from-num')
console.log(dateFromNum(1409759012000))
// Wed Sep 03 2014 08:43:32 GMT-0700 (PDT)
console.log(dateFromNum(1409759012))
// Wed Sep 03 2014 08:43:32 GMT-0700 (PDT)
MIT