ExternalSoftware Engineering
DEV Community
C#14 The field keyword
Introduction The token field enables you to write a property accessor body without declaring an explicit backing field. The token field is replaced with a compiler-synthesized backing field. For example, previously, if you wanted to ensure that a string property couldn't be set to null, you had to declare a backing field and implement both accessors: private string _msg; public string Message { get => _msg; set => _msg = value ?? throw new ArgumentNullException(nameof(value)); } You c
csharpdotnetcorevs2026
DEV CommunityRead original