Linq的筛选、排序等几种用法（VS2010）
1.首先需要一个集合用来测试：//定义一个集合要用的类：public class People{ public People(string name, string sex, int age,decimal height) { this.Name = name; this.Sex = sex; this.Age = age; this.Height = height; } public string Name { get; set; } public string Sex { get; set; } public int Age { get; set; } public decimal Hei
