WebSep 21, 2024 · Enumeration (or enum) is a value data type in C#. It is mainly used to assign the names or string values to integral constants, that make a program easy to read and maintain. For example, the 4 suits in a deck of playing cards may be 4 enumerators named Club, Diamond, Heart, and Spade, belonging to an enumerated type named Suit. WebYou can explicitly declare an underlying type of byte, sbyte, short, ushort, int, uint, long or ulong. The following Enum declare as byte, you can verify the underlying numeric values by casting to the underlying type . Temperature value = Temperature.Medium; byte val = (byte)value; Console.WriteLine ("Temperature value is.." + val);
ArgumentOutOfRangeException Class (System) Microsoft Learn
WebIn C#, an enum (or enumeration type) is used to assign constant names to a group of numeric integer values. It makes constant values more readable, for example, WeekDays.Monday is more readable then number 0 when referring to the day in a week. An enum is defined using the enum keyword, directly inside a namespace, class, or structure. Web有谁能列举C#和Java枚举之间的差异,以及如何克服这些差异?(我不想挑起语言大战,我只想知道如何用C语言做一些我过去用Java做的事情)。例如,有人能发布一个与太阳著名的行星enum示例对应的C#副本吗 public enum Planet { MERCURY (3.303e+23, 2.439 philip schoolfield augustine
Stop wasting time with enums in C# Volare Software
WebJun 8, 2024 · Thank you, Ben, for pointing it out in the comments section! 🙏. Below you can see the code I used for this benchmark. I you want to get started with Benchmark.NET, look at the documentation or to my article Enum.HasFlag performance with BenchmarkDotNet WebJan 20, 2024 · enum EN { low = 2, high = 4 }; // Uses 3 bits, range: [0; 7] EN a1 = static_cast ( 7 ); // ok According to the standard, the underlying type for this enum is 'int'. Inside this type, the compiler uses the minimum width of the bit field that can fit all the values of enum constants. WebFeb 21, 2016 · Casting an out-of-range number to an enum in C# does not produce an exception. The following code does not produce an exception but instead passes the … philip schofield wine