asp.net参数问题!
初学ASP.net,照教程上写了这个小程序,我现在不知道(sender as object,e as eventargs)这两个参数是什么意思、有什么具体作用?还有多少个像这样的参数?此例中的E.GetHashCode,其中GetHashCode这个属性是什么意思?具体看那些资料可以了解这些内容!希望大家能讲的通俗易懂点,非常谢谢!
<html>
<script language="VB" Runat=Server>
Public X AS Integer
Sub Page_Load(Sender As Object, E As EventArgs)
Dim Books As New ArrayList '声明数组
X=E.GetHashCode()
Books.Add("ASP.NET网页设计教程")'加入三个元素
Books.Add("ASP.NET网页开发基础")
Books.Add("ASP.NET网页设计技巧与实例")
BookList.DataSource = Books
BookList.DataBind()
End Sub
</script>
<body background="../../images/winback.gif">
<!--#INCLUDE FILE="../../fun.inc"-->
<%=X%>
ASP.NET系列书籍,共<%=BookList.Items.Count%>种
<p> <asp:datalist id="BookList" runat=server>
<ItemTemplate>
<%# Container.DataItem %> <br>
</ItemTemplate>
</asp:datalist>
</body>
</html>