1. 打开新的窗口并传送参数: 8P*n|]B.'
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传送参数: ^v},Sa/ot]
response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>") [bcqaT
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接收参数: 'W#<8eJo
string a = Request.QueryString("id"); k\[2o
string b = Request.QueryString("id1"); 56)B/0=
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2.为按钮添加对话框 QIw.`$H+
Button1.Attributes.Add("onclick","return confirm(’确认?’)"); aql*@8
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button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}") 1a'JNe$
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3.删除表格选定记录 RI`A<*>w
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex]; ^R\blJQ<^
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString() 4?&=H
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4.删除表格记录警告 /i"EVN`t
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e) sq^,l6es>
{ A@#dv2JzP
switch(e.Item.ItemType) ?G{fF
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{ M$GD8|*e
case ListItemType.Item : Dn@ n:m
case ListItemType.AlternatingItem : VcP#/&B|
case ListItemType.EditItem: l9Vim9R5T
TableCell myTableCell; Ax\Fg
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myTableCell = e.Item.Cells[14]; %cv%u6 b
LinkButton myDeleteButton ; ZLV~It&)
myDeleteButton = (LinkButton)myTableCell.Controls[0]; R|vF*0)>W
myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);"); pQ>V]M
break; m/ukH{H1%
default: M|Se|*w
break; "~;jFB8
} QXrK-&fju
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} ,lUo@+
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5.点击表格行链接另一页 qdm!]w.G5
private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e) Ia\Nj
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{ .UDZW*
//点击表格打开 +VeLd+Q}
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) crT[;w
e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);"); qm '$R3g
} NUU}8a(K
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双击表格连接到另一页 3aOFpCs|#
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在itemDataBind事件中 =FKB)#N
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) (u_sz
{ lojn8uL
string OrderItemID =e.item.cells[1].Text; {kzM*!g
... 0TNzVsu7
e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’"); p$V+IJtO(
} S\,{qhd
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双击表格打开新一页 3ZVfZf
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) ;~K($_#H
{ E|TzrH
string OrderItemID =e.item.cells[1].Text; 3_-#
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e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)"); 4 A<c@g2
} CuGk?i
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★特别注意:【?id=】 处不能为 【?id =】 w;_ Ds
6.表格超连接列传递参数 WS(c0c
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’ W6PGv1iaW>
<%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ /> hi=U
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7.表格点击改变颜色 7-LeJRB
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) ]+Vcu zq/
{ Pv'x|p*
e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’; 3l^pY18H'
this.style.color=’buttontext’;this.style.cursor=’default’;"); ; YRZg|Zw
} k (R4-"@
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写在DataGrid的_ItemDataBound里 jQDxbkIuzE
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) u2eqVrY
{ 9D<HJ(
e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’; <uvshZv
this.style.color=’buttontext’;this.style.cursor=’default’;"); E%e-R6gl
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;"); Q4x71*vy
} okv7@8U#p
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8.关于日期格式 mvw:E_
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日期格式设定 l\5NuCgRY
DataFormatString="{0:yyyy-MM-dd}" usA!MMH4
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我觉得应该在itembound事件中 O^GX Fz^
e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd")) 7'I7
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9.获取错误信息并到指定页面 5Zov<+kE
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不要使用Response.Redirect,而应该使用Server.Transfer BCbW;w8aI
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e.g ra&C|"~E
// in global.asax %F~
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protected void Application_Error(Object sender, EventArgs e) { _e'mG'P(
if (Server.GetLastError() is HttpUnhandledException)
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Server.Transfer("MyErrorPage.aspx"); L:<'TXsRA
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//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :) D8ly8]H
} I%Awj(9BS
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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 H,}?YW
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10.清空Cookie PjHm#a3zg%
Cookie.Expires=[DateTime]; e#('`vGB
Response.Cookies("UserName").Expires = 0 {
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11.自定义异常处理 *.RVH<W=8
//自定义异常处理类 q~3&f
using System; lySa Jd
using System.Diagnostics; NSq"\A\
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namespace MyAppException DXt^Ym5Cv
{ 1<83MO;
/// <summary> 2XtQ"`)
/// 从系统异常类ApplicationException继承的应用程序异常处理类。 eG v"&kr
/// 自动将异常内容记录到Windows NT/2000的应用程序日志 z-DpLV
/// </summary> dUZ&T