C# 获取List对象操作-查询属性、字段值合并、分组.......
//根据某个字段分组 var types = strList.GroupBy(x => x.Name) .Select( ...
//根据某个字段分组 var types = strList.GroupBy(x => x.Name) .Select( ...
基于VS2019,使用步骤: 方式一: 第一步:appsettings.json 定义配置项,可理解为定义对象属性,eg: { "Logging": { "LogLevel": ...
public class Model { public int Id { get; set; } public string Name { get; s ...