WebMay 27, 2024 · Call Convert methods. You convert a string to a number by calling the Parse or TryParse method found on numeric types ( int, long, double, and so on), or by using methods in the System.Convert class. It's slightly more efficient and straightforward to call a TryParse method (for example, int.TryParse ("11", out number)) or Parse method (for ... WebMar 1, 2024 · Cast int to enum. To convert into to enum in C#, use the cast operator. The cast operator is pair of round brackets with the type that we want to convert to. For example: C#. public enum Grade : int { A = 5, B = 4, C = 3, D = 2, F = 1, } Grade grade = (Grade)5; Console.WriteLine(grade); // A. In the example above, we casted the integer 5 to ...
Smart Enums in C#. Introduction by Atakan Korez - Medium
Webpublic enum UdpServices : short { /// /// Domain Name Server Protocol Port /// Domain = 53 } Let's say the port number is 1. The output if the protocol type is TCP or UDP is going to be: 假设端口号是1.如果协议类型是TCP或UDP,则输出将是: WebFeb 23, 2024 · I suggest a combination of the enum and a static Dictionary (and an extension method).. It will avoid the (expensive) reflection and has a clean structure.You can optimize the naming further to make it even more convenient. public enum OrderStatus { Ready, InProduction, Completed } public static class EnumRelations { public static … costco photography studio
Resolved - How to Convert List values to Enum C# …
WebJul 27, 2024 · 1. Enum values are often secondary. When dealing with enums in C#, you generally only care about the names of their members and not about their numeric values. That is because the purpose of enums is to model a choice — and all you need for that is the names of the options to choose from: public enum Season { Spring, Summer, … WebC# Enums. An enum is a special "class" that represents a group of constants (unchangeable/read-only variables). To create an enum, use the enum keyword (instead of class or interface), and separate the enum items with a comma: Example Get your own C# Server. enum Level { Low, Medium, High } You can access enum items with the dot syntax: WebApr 14, 2024 · When returned in API responses, the Role enum property is serialized into a string (instead of the default number) by the JsonStringEnumConverter() configured in the Program.cs file. namespace WebApi.Entities; using System.Text.Json.Serialization; public class User { public int Id { get; set; } public string? costco photo discount coupons