enum_type Value()const{\returnv_;\ }\ \ std::stringToString()const{\staticstd::vector<std::string> m =GetMappings();\ auto i= static_cast<size_t>(v_);\if(i >m.size()) {\return#name":-Invalid";\ }\returnm[i];\ }\ \booloperator== (enum_type v)const{\returnv_ ==v;...
http://stackoverflow.com/questions/5093460/how-to-convert-an-enum-type-variable-to-a-string http://stackoverflow.com/questions/10175260/enum-to-string-return-the-enum-integer-value-if-invalid-not-found
I will have to convert Enum value to string. For example, I want to add all enum string values to a DropDownList. The following code loops through the enumeration and adds string values to it. Here SortByList is DropDownList.
ConvertTo 方法 參考 意見反應 定義 命名空間: System.Configuration 組件: System.Configuration.ConfigurationManager.dll 將Enum 型別轉換成 String 值。 C# 複製 public override object ConvertTo (System.ComponentModel.ITypeDescriptorContext ctx, System.Globalization.CultureInfo ci, object value, Type type)...
ToUInt32(String) Source: Convert.cs 重要 此API 不符合 CLS。 将数字的指定字符串表示形式转换为等效的 32 位无符号整数。 C# 复制 [System.CLSCompliant(false)] public static uint ToUInt32 (string? value); 参数 value String 包含要转换的数字的字符串。 返回 UInt32 一个与 value 中数字...
Add a user to local admin group from c# Add and listen to event from static class add characters to String add column value to specific row in datatable Add comments in application setting. Add Embedded Image to Body of Email Add empty row to Datagridview Add EncodingType to Nonce element...
As we can see, using thevalueOf()function is pretty straightforward. However, when we use the function to get a constant of an enum by name, we need to note a couple of things: To find an enum constant,the given string must exactly match the enum constant name. ...
jackson通过@JsonValue注解定义的方法返回值作为是枚举值的value值,通过这个value值又反向建立了关联,那我把这个@JsonValue注解也注释掉看看会怎么样?一运行发现还是可以接收值.. 接着一顿debug发现如下关键代码: publicstaticEnumResolver constructUsingToString(Class<Enum<?>>enumCls) ...
Add a html content to word document in C# (row.Cells[1].Range.Text) Add a trailing back slash if one doesn't exist. Add a user to local admin group from c# Add and listen to event from static class add characters to String add column value to specific row in datatable Add comments...
// Create a hexadecimal value out of range of the SByte type. byte sourceNumber = byte.MaxValue; bool isSigned = Math.Sign(Convert.ToDouble(sourceNumber.GetType().GetField("MinValue").GetValue(null))) == -1; string value = Convert.ToString(sourceNumber, 16); sbyte targetNumber; try ...