如题，在数据列表区中输入 <%
DataTable dt=Get_Data("select * from zdyform_03");
DataRow dr;
for(int i=0;i<dt.Rows.Count;i++)
{
dr=dt.Rows;%><div class="companyshow"><%=dr["pa_gallerycontent"].ToString()%></div>
<%
}
%>
前台报错，
Compilation Error
Description: An error occurred during the compilation of a resource required to service this request. Please review the following specific error details and modify your source code appropriately.
Compiler Error Message: CS0246: The type or namespace name 'DataTable' could not be found (are you missing a using directive or an assembly reference?)
请问是什么原因啊？谢谢