10天學會aspnet-資料下載頁
2025-08-08 20:33本頁面
【正文】 DATATABLE來代替。＜script runat=server language=c＞void Page_Load(){string strConnection=Provider=。Data Source=。strConnection+=()。OleDbConnection objConnection=new OleDbConnection(strConnection)。OleDbDataAdapter objDataAdapter=new OleDbDataAdapter(select * from guestbook,objConnection)。DataSet objDataSet=new DataSet()。(objDataSet)。=objDataSet。()。}void dgrdMain_PageIndexChanged(Object sender, DataGridPageChangedEventArgs e){ = 。DataBind()。}＜/script＞＜html＞＜body＞＜asp:DataGridid=dgrdMaincellpadding=1showheader=trueborderwidth=0allowpaging=true 啟用分頁功能pagesize=3 每一頁顯示三條記錄onpageindexchanged=dgrdMain_pageindexchanged 調(diào)用第頁的函數(shù)為dgrdMain_PageIndexChanged()runat=server/＞＜/body＞＜/html＞＜script runat=server language=vb＞subPage_Loaddim objConnection as OleDbConnectiondim objDataAdapter as OleDbDataAdapterdim objDataSet as DataSetobjConnection=new OleDbConnection(Provider=。Data Source=+())objDataAdapter=new OleDbDataAdapter(select * from guestbook,objConnection)objDataSet=new DataSet(objDataSet)=objDataSet()end subsub dgrdMain_PageIndexChanged(sender as object,e as datagridpagechangedeventargs) = DataBindend sub＜/script＞＜html＞＜body＞＜asp:DataGridid=dgrdMaincellpadding=1showheader=trueborderwidth=0allowpaging=true 啟用分頁功能pagesize=3 每一頁顯示三條記錄onpageindexchanged=dgrdMain_pageindexchanged 調(diào)用第頁的函數(shù)為dgrdMain_PageIndexChanged()runat=server/＞＜/body＞＜/html＞ 這樣就是最簡單的分頁，我們可以用參數(shù)pagestylemode=nextprev/numericpages來設(shè)定是顯示上一頁、下一頁方式還是直接選擇頁面的數(shù)字方式來實現(xiàn)頁面跳轉(zhuǎn)。如果是前者我們可以用pagestylenextpagetext來設(shè)定包含下一頁鏈接的文本，用pagestyleprevpagetext來設(shè)定包含上一頁鏈接的文本；如果是后者我們可以用PagerStylePageButtonCount來設(shè)定在使用省略號之前顯示的頁面編號數(shù)量（默認是10） 今天就說到這里，明天說一下SESSION和COOKIE。學習目的：學會SESSION和COOKIE的使用在各個網(wǎng)頁間的變量傳遞和一些記錄用戶的登陸信息要用到SESSION和COOKIE。，因為我們要申明變量。首先看一下SESSION的使用，基本和ASP差不多寫入一個SESSION：Session[username])=aa。Session(username)=aa讀取一個SESSINN：string username= Session[username]。dim username=Session(username)再來看一下COOKIE的寫入：DateTime dt=。 //需要%@ImportNamespace=System%，得到當前時間HttpCookie mycookie=new HttpCookie(logname)。//申明新的COOKIE變量=aa。//賦值=(dt+(1))。//設(shè)定過期時間為1天(mycookie1)。//寫入COOKIEdim dt as DateTimedt=dim mycookie as HttpCookiemycookie=new HttpCookie(logname)=aa=(dt+(1))(mycookie1)看一下COOKIE的讀?。篐ttpCookie mycookie=[username]。string username=。dim mycookie as HttpCookiemycookie=[username]dim string=到此《》結(jié)束了，時間倉促，還請大家原諒寫的不全，實際上我只是帶大家入門，學會還要靠自己啊。
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