将DataRow转成指定类型的类,并返回这个类的对象(带值)

 /// <summary>
        /// 将datarow转换成指定类型
        /// </summary>
        /// <param name="pdatarow"></param>
        /// <param name="ptype">实体类</param>
        /// <returns></returns>
        private object converttoentity(datarow pdatarow, type ptype)
        {
            object entity = null;
            object provalue = null;
            propertyinfo propertyinfo = null;
            try
            {
                if (pdatarow != null)
                {
                    //动态创建类的实例
                    entity = activator.createinstance(ptype);
                    foreach (datacolumn dc in pdatarow.table.columns)
                    {
                        //忽略绑定时的大小写
                        propertyinfo = ptype.getproperty(dc.columnname, bindingflags.public | bindingflags.instance | bindingflags.ignorecase);
                        provalue = pdatarow[dc];
                        //当值不为空时