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You can get the time zone offset in minutes like this: var offset = new Date().getTimezoneOffset(); console.log(offset); // if offset equals -60 then the time zone offset is UTC+01. The time-zone offset is the difference, in minutes, between UTC and local time.
getTimezoneOffset() returns the difference between UTC time and local time. getTimezoneOffset() returns the difference in minutes. For example, if your time zone is GMT+2, -120 will be returned.
Dec 2, 2016 · To convert date to local date use toLocaleDateString() method. var date = (new Date(str)).toLocaleDateString(defaultlang, options); To convert time to local time use toLocaleTimeString() method. var time = (new Date(str)).toLocaleTimeString(defaultlang, options);
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The getTimezoneOffset() method of Date instances returns the difference, in minutes, between this date as evaluated in the UTC time zone, and the same date as evaluated in the local time zone.
Parameters Return value
A number representing the difference, in minutes, between the date as evaluated in the UTC time zone and as evaluated in the local time zone. The actual local time algorithm is implementation-defined, and the return value is allowed to be zero in runtimes without appropriate data. Returns NaN if the date is invalid.
date.getTimezoneOffset() returns the difference, in minutes, between date as evaluated in the UTC time zone and as evaluated in the local time zone — that is, the time zone of the host system in which the browser is being used (if the code is run from the Web in a browser), or otherwise the host system of whatever JavaScript runtime (for example, a...
Using getTimezoneOffset() getTimezoneOffset() and DST
In regions that use DST, the return value may change based on the time of the year date is in. Below is the output in a runtime in New York, where the timezone is UTC-05:00.
getTimezoneOffset() and historical data
Due to historical reasons, the timezone a region is in can be constantly changing, even disregarding DST. For example, below is the output in a runtime in Shanghai, where the timezone is UTC+08:00. This is because during the Sino-Japanese War when Shanghai was under Japanese control, the timezone was changed to UTC+09:00 to align with Japan's (in effect, it was a "year-round DST"), and this was recorded in the IANA database.
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Jul 6, 2023 · By using .getTimezoneOffset(), the current offset can be obtained and considered when performing various operations, such as displaying local time, converting between time zones, or adjusting dates and times based on the user’s location.
Sep 29, 2024 · The getTimezoneOffset method is a built-in function of the JavaScript Date object that retrieves the difference, in minutes, between UTC (Coordinated Universal Time) and the local time of the user’s environment. This method is essential for applications that need to display or manipulate dates and times across different time zones.
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Jun 13, 2021 · To get the current browser's time zone, you can use the getTimezoneOffset() method from the JavaScript Date object. The getTimezoneOffset() returns the time difference, in minutes, between UTC time and local time.
