C# 对象克隆 对象复制 复制构造函数

 Use

    public class BookChapter
    {
        public string book_id;
        public string book_name;
        public string chapter_num;
        public string chapter_title;
        public string chapter_Url;
        public string chapter_content;


        public BookChapter(BookChapter bc)
        {
            bc.CopyPublicFieldTo(this);
        }
}

 实现

    /// 

    /// 反射实现类的对象之间相同属性值的复制, s => d
    /// 
    /// 
    /// 
    /// 
    /// 
    public static void  CopyPropertiesTo(this object s, D d)
    {
        try
        {
            var Types = s.GetType();//获得类型
            var Typed = d.GetType();
            foreach (PropertyInfo sp in Types.GetProperties())//获得类型的属性字段
            {
                foreach (PropertyInfo dp in Typed.GetProperties())
                {
                    if (dp.Name == sp.Name)//判断属性名是否相同
                    {
                        dp.SetValue(d, sp.GetValue(s, null), null);//获得s对象属性的值复制给d对象的属性
                    }
                }
            }
        }
        catch (Exception e)
        {
            throw e;
        }
    }

    /// 

    /// 反射实现类的对象拷贝相同字段值的复制, s => d
    /// 
    /// 
    /// 源头
    /// 目标
    public static void CopyPublicFieldTo(this object s,D d)
    {
        try
        {
            var Types = s.GetType();//获得类型
            var Typed = d.GetType();
            foreach (var sp in Types.GetFields(BindingFlags.Public | BindingFlags.Instance))//获得类型的属性字段
            {
                foreach (var dp in Typed.GetFields(BindingFlags.Public | BindingFlags.Instance))
                {
                    if (dp.Name == sp.Name)//判断名是否相同
                    {
                        dp.SetValue(d, sp.GetValue(s));//获得s对象属性的值复制给d对象的属性
                    }
                }
            }
        }
        catch (Exception e)
        {
            throw e;
        }
    }