#region 引用对象比较
/// <summary>
/// 引用对象比较
/// </summary>
/// <param name="objA"></param>
/// <param name="objB"></param>
/// <returns></returns>
public static bool CompareObject(object objA, object objB)
{
bool flag = false;
if (objA == null || objB == null)
{
flag = false;
}
else if (objA == DBNull.Value && objB != DBNull.Value)
{
flag = false;
}
else if (objA != DBNull.Value && objB == DBNull.Value)
{
flag = false;
}
else if (objA == DBNull.Value && objB == DBNull.Value)
{
//objA objB 对应的列类型已经比较过 类型已判断 值一致
flag = true;
}
else if (objA.GetType() != objB.GetType())
{
flag = false;
}
else if (objA is int || objA is short || objA is long || objA is float || objA is double || objA is decimal)
{
//int 01与1
if (objA is int)
{
if ((int)objA == (int)objB)
{
flag = true;
}
}
else if (objA is short)
{
if ((short)objA == (short)objB)
{
flag = true;
}
}
else if (objA is long)
{
if ((long)objA == (long)objB)
{
flag = true;
}
}
else if (objA is float)
{
if ((float)objA == (float)objB)
{
flag = true;
}
}
else if (objA is double)
{
if ((double)objA == (double)objB)
{
flag = true;
}
}
else if (objA is decimal)
{
if ((decimal)objA == (decimal)objB)
{
flag = true;
}
}
}
else
{
string strA = MetadataXmlSerializer<object>.ToXMLString(objA);
string strB = MetadataXmlSerializer<object>.ToXMLString(objB);
if (strA == strB)
{
flag = true;
}
}
return flag;
}
#endregion
小注：
如果传入的两个值是dataRow中单元格的值，请先比较类型，类型一致再调用该方法
深拷贝部分代码：
