Is there a way to check if timezone name valid or not in JavaScript without using external library? When user enters timezone name in text field I want to verify whether zone is valid or not? I know we can do it easily using moment-timezone library. But I don’t want to use any extra library. I’m l…
Tag: timezone
Get timezone from users browser using moment(timezone).js
What is the best way to get client’s timezone and convert it to some other timezone when using moment.js and moment-timezone.js I want to find out what is clients timezone and later convert his date and time into some other timezone. Does anybody has experience with this? Answer This returns the differe…
How to get the start time and end time in utc of a day for a specified timezone in javascript?
As the title stated, I want to get the start time and end time of a day for certain timezone and convert them to utc time. Here is my part of my implementation: The question is how to convert the time in certain timezone to utc time. Or is there any other decent solutions to it? Thank you! Edit: I
get timezone offset of another timezone in javascript without using Strings
I want to calculate the offset from ‘users time’ to ‘WET/WEST’. I get the users offset with new Date().getTimezoneOffset(). But how do I get the offset for WET/WEST So that I can calcluate the combined offset of both? For example, if the user is in central europe time (CET/CEST), in wi…
MomentJS set timezone without changing time
I’m trying to set the timezone for a date in moment.js without changing the time value I get a date in utc: and I need to set the time zone without changing the time. if I use date.utcOffset(moment().utcOffset()) it adds the offset: I could do but that seems like an inefficient way to do it. Is there an…
Google Form on Submit get values and format the time
I am using Google Apps Script with a Google form. When the user submits the Google Form I get a value from a question. I then take that value and make it a date object, from what I saw on this post about daylight savings I use that to determine the timezone. I run the date object through Utilities.formatDate …
Convert date to another timezone in JavaScript
I am looking for a function to convert date in one timezone to another. It need two parameters, date (in format “2012/04/10 10:10:30 +0000”) timezone string (“Asia/Jakarta”) The timezone string is described in http://en.wikipedia.org/wiki/Zone.tab Is there an easy way to do this? Answe…
Convert UTC date time to local date time
From the server I get a datetime variable in this format: 6/29/2011 4:52:48 PM and it is in UTC time. I want to convert it to the current user’s browser time zone using JavaScript. How this can be done using JavaScript or jQuery? Answer Append ‘UTC’ to the string before converting it to a date in …
Getting the client’s time zone (and offset) in JavaScript
How can I gather the visitor’s time zone information? I need both: the time zone (for example, Europe/London) and the offset from UTC or GMT (for example, UTC+01) Answer Using getTimezoneOffset() You can get the time zone offset in minutes like this: The time-zone offset is the difference, in minutes, b…
Create a Date with a set timezone without using a string representation
I have a web page with three dropdowns for day, month and year. If I use the JavaScript Date constructor that takes numbers, then I get a Date object for my current timezone: Give the correct date, but it thinks that date is GMT+01:00 due to daylight savings time. The problem here is that I then pass this Dat…