C# Linq where 子句根据属性名称

使用C# Linq的where子句根据属性名称进行筛选是一种方便快捷的方法。通过 文章来讲解这个过程，可以让读者更好地理解和掌握相关知识。下面将为您详细介绍这个过程，并提供相关的案例代码。

csharp
using System;
using System.Collections.Generic;
using System.Linq;
public class Person
{
    public string Name { get; set; }
    public int Age { get; set; }
}
public class Program
{
    public static void Main(string[] args)
    {
        List people = new List()
        {
            new Person { Name = "John", Age = 25 },
            new Person { Name = "Emily", Age = 30 },
            new Person { Name = "David", Age = 35 },
            new Person { Name = "Sarah", Age = 28 }
        };
        string propertyName = "Age";
        int targetAge = 30;
        var filteredPeople = people.Where(p => p.GetType().GetProperty(propertyName).GetValue(p, null).Equals(targetAge));
        foreach (var person in filteredPeople)
        {
            Console.WriteLine($"Name: {person.Name}, Age: {person.Age}");
        }
    }
}