1. 打开新的窗口并传送参数: * \o$-6<
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传送参数: e9@fQ
response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>") &1E~ \8U
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接收参数: E`uaE=Mdq
string a = Request.QueryString("id"); R #3Q$
string b = Request.QueryString("id1"); B_"OA3d_
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2.为按钮添加对话框 X!rQ@F3
Button1.Attributes.Add("onclick","return confirm(’确认?’)"); ~26s7S}
button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}") vN,}aV2nq
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3.删除表格选定记录 nK jeH@
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex]; `}9 1S
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString() `@$"L/AJ
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4.删除表格记录警告 n`m_S
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e) &AQ;ze
{ 5G'&9{oB
switch(e.Item.ItemType) c[h'`KXJf-
{ I#S~
case ListItemType.Item : o7Cnyy#:
case ListItemType.AlternatingItem : 2JA&{ch
case ListItemType.EditItem: "6E1W,|{
TableCell myTableCell; g\qL}:
myTableCell = e.Item.Cells[14]; O,=Q1*c,&
LinkButton myDeleteButton ; c3zT(FgO>N
myDeleteButton = (LinkButton)myTableCell.Controls[0]; HTDyuqs
myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);"); hINnb7o
break; S:p.W=TAB
default: I(^jOgYU
break; #FqFH>-*2
} yZ;k@t_WRD
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} xH"W}-#[
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5.点击表格行链接另一页 GP{$v:RG
private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e) hy$MV3LP
{ ol?z<53X]
//点击表格打开 ,5eH2W
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) Q{qj
e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);"); }\`(m\2xo
} BrNG%%n
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双击表格连接到另一页 CJMaltPp&
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在itemDataBind事件中 -5V)q.Og
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) y wW-p.
{ 'a;ini
string OrderItemID =e.item.cells[1].Text; 85r)>aCMn
... HA^jk%53
e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’"); %rpR-}j
} !j!Z%]7
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双击表格打开新一页 n_""M:X H
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) 0|+>A?E}E
{ c
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string OrderItemID =e.item.cells[1].Text; M1AZ}bc0]
... ";wyNpb(
e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)"); 0Jm]f/iZ
} )"(V*Z
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★特别注意:【?id=】 处不能为 【?id =】 x @1px&^
6.表格超连接列传递参数 `4VO&lRm
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’ Ey r5jXt%;
<%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ /> 0zeUP{MQ
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7.表格点击改变颜色 [ 3$.*
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) M*d-z
{ L7SEswMti
e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’; ixOEdQ
this.style.color=’buttontext’;this.style.cursor=’default’;"); q<-%L1kc1
} e{,!|LhpQ
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写在DataGrid的_ItemDataBound里 0-*Z<cu%l
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) Q/9a,85
{ )r ULT$;i@
e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’; Jzk!K@
this.style.color=’buttontext’;this.style.cursor=’default’;"); E;9Z\?P
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;"); &(gm4bTg
} M6# \na
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8.关于日期格式 ;!'qtw"CB
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日期格式设定 h]qT1(I
DataFormatString="{0:yyyy-MM-dd}" >OT\~C
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我觉得应该在itembound事件中 mRCHrw?WG
e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd")) F#6cF=};@
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9.获取错误信息并到指定页面 /4yOs@#
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不要使用Response.Redirect,而应该使用Server.Transfer pP3U,n
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// in global.asax m)r]F#@/
protected void Application_Error(Object sender, EventArgs e) { LaDY`u0G%
if (Server.GetLastError() is HttpUnhandledException) T0r<O_ubOA
Server.Transfer("MyErrorPage.aspx"); w5,6$#
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//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :) C(s\LI!r
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Redirect会导致post-back的产生从而丢失了错误信息,所以页面导向应该直接在服务器端执行,这样就可以在错误处理页面得到出错信息并进行相应的处理 *.8JP
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10.清空Cookie J2'K?|,m
Cookie.Expires=[DateTime]; +I&J7ICV0
Response.Cookies("UserName").Expires = 0 > =Jsv
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11.自定义异常处理 Z9xR
//自定义异常处理类 mk\i}U>`
using System; <