对比两个对象是否相等

public class UserInfo
{
public int ID { get; set; }
public string Name { get; set; }
public string Age { get; set; }
public string Remark { get; set; }
}

//对比两个对象是否相等
UserInfo class1 = new UserInfo();
class1.ID = 1;
UserInfo class2 = new UserInfo();
class2.ID = 1;

var aa = "0000";

if (class1.ID == class2.ID & class1.Name == class2.Name & class1.Age == class2.Age & class1.Remark == class2.Remark)
{
aa = "0000000000000000000000000";
}

if (JsonSerializer.Serialize(class1) == JsonSerializer.Serialize(class2))
{
aa = "0000000000000000000000000";
}

Console.WriteLine(aa);