The problem is one of delimeters and escaped characters (as others have mentioned). This will work: Note that I added a forward-slash to the beginning and ending of the expression and escapped (with a back-slash) the forward-slashes in the pattern. To take it one step further, this pattern won’t properly extract the year… just the … Read more
Check the JavaScript Date documentation.
What is wrong with Date.parse method? It seems to work. The only problem here is time zone. If you want date in UTC time zone, then it is better to use Time object, suppose we have string: I couldn’t find simpler method to convert Time to Date.
there you go this will work also if month change
I think I have a simpler solution — set the initial date to the epoch and add UTC units. Say you have a UTC epoch var stored in seconds. How about 1234567890. To convert that to a proper date in the local time zone: d is now a date (in my time zone) set to … Read more
t returns the number of days in the month of a given date (see the docs for date):
The toISOString() method returns a string in simplified extended ISO format (ISO 8601), which is always 24 or 27 characters long (YYYY-MM-DDTHH:mm:ss.sssZ or ±YYYYYY-MM-DDTHH:mm:ss.sssZ, respectively). The timezone is always zero UTC offset, as denoted by the suffix “Z“. Source: MDN web docs The format you need is created with the .toISOString() method. For older browsers … Read more
Since Date implements Comparable, it has a compareTo method just like String does. So your custom Comparator could look like this: The compare() method must return an int, so you couldn’t directly return a boolean like you were planning to anyway. Your sorting code would be just about like you wrote: A slightly shorter way to write all this, if you don’t need to reuse your comparator, is to … Read more
Using a Library If you are doing a lot of date work, you may want to look into JavaScript date libraries like Datejs or Moment.js. For example, with Moment.js, this is simply: Vanilla Javascript This is like chaos’s answer, but in one line: Where diff is the difference in minutes you want from oldDateObj‘s time. It can even be negative. Or as … Read more
If you want to convert an Instant to a Date: And then you can use SimpleDateFormat for the formatting part of your question: