How Can I Get a Complete List of Time Zone Identifiers for C#'s FindTimeZoneById()?

Complete List of C# Time Zone Identifiers for FindTimeZoneById()

The FindTimeZoneById() method within the C# TimeZoneInfo class (part of the System namespace) requires a time zone identifier string. This article explains how to retrieve a complete list of these identifiers.

Accessing the Full List of Time Zone Identifiers

While Microsoft's .NET documentation doesn't directly provide a comprehensive list, here's how you can generate one:

1. Enumerating System Time Zones:

   The most reliable method is to iterate through the system's available time zones. Use the GetSystemTimeZones() method of the TimeZoneInfo class. Each returned TimeZoneInfo object exposes an Id property containing the time zone identifier.

Outcome

Executing this approach on a Windows 7 system yields a list of 109 time zone identifiers. These identifiers encompass a wide range of global time zones, accurately reflecting their respective regions and standard time offsets.

By employing this technique, developers can readily access a complete list of time zone identifiers and utilize the FindTimeZoneById() method for seamless time zone management within their applications.

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