1. 打开新的窗口并传送参数: ]gd/}m)1
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传送参数: {/M\Q@j
response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>") r:.uBc&_
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接收参数: sB*o)8
string a = Request.QueryString("id"); =q
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string b = Request.QueryString("id1"); D,W\ gP/h%
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2.为按钮添加对话框 w{7ji}
Button1.Attributes.Add("onclick","return confirm(’确认?’)"); )@PnTpL*
button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}") m3
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3.删除表格选定记录 u35q,u=I
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex]; 3B18dv,V
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString() [QEwK|!L
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4.删除表格记录警告 Kr3];(w{
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e) CI^|k/
{ 3XVk#)lw
switch(e.Item.ItemType) [ #]jC[
{ z%2w(&1
case ListItemType.Item : 7!d$M{0"
case ListItemType.AlternatingItem : Yw"P)Zp
case ListItemType.EditItem: el@XK}<dr
TableCell myTableCell; kO3`54
myTableCell = e.Item.Cells[14]; }$)&{d G
LinkButton myDeleteButton ; Gp1EJ2d8
myDeleteButton = (LinkButton)myTableCell.Controls[0]; m6so]xr
myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);"); 1Ii| {vR
break; ph^4GBR
default: VO9f~>`(
break; D!l8l49hLu
} qC
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} 0$Ff#8
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5.点击表格行链接另一页 d^aNR
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private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e) Y+|PY?
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{ %Dyh:h
//点击表格打开 Mvof%I
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) r@$B'CsLj
e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);"); 6&],WGz
} c^-YcGwa
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双击表格连接到另一页 9v?V
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在itemDataBind事件中 %|?1B$s0
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) !GN Xt4D
{ 1o#vhk/"+
string OrderItemID =e.item.cells[1].Text; zz3 r<?#5
... [:pl-_.C
e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’"); DcU C,
} Q&wYc{TUbm
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双击表格打开新一页 h6FgS9H
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) :@e\'~7sH
{ GN%<"I.
string OrderItemID =e.item.cells[1].Text; MgnE-6_c
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e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)"); |uQ[W17^N
} >ZDC . ~
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★特别注意:【?id=】 处不能为 【?id =】 ?z"YC&Tp
6.表格超连接列传递参数 _S<?t9mS
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’ '?k' 6R$'\
<%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ /> >Fh#DmQ
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7.表格点击改变颜色 ?d,M.o{0]
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) 5ZUy:
{ {kG;."S+K
e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’; GiqBzV3"
this.style.color=’buttontext’;this.style.cursor=’default’;"); &G=0
} J(hA^;8:
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写在DataGrid的_ItemDataBound里 <[5#c*A
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) u2,H ]-
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e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’; (olLB
this.style.color=’buttontext’;this.style.cursor=’default’;"); TPqvp|~2
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;"); pg5&=
} O'Am
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8.关于日期格式 *s36OF!
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日期格式设定 ,#Ln/;
DataFormatString="{0:yyyy-MM-dd}" F#^L9
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我觉得应该在itembound事件中 Bpas[2gYC
e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd")) +yIL[D
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9.获取错误信息并到指定页面 +<B|qcT!
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不要使用Response.Redirect,而应该使用Server.Transfer $%;jk
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// in global.asax s/PhXf\MN
protected void Application_Error(Object sender, EventArgs e) { 1::LN(`<
if (Server.GetLastError() is HttpUnhandledException) K
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Server.Transfer("MyErrorPage.aspx"); 6*V8k%H
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//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :) lkN'uZ
} 0ZT 0
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Redirect会导致post-back的产生从而丢失了错误信息,所以页面导向应该直接在服务器端执行,这样就可以在错误处理页面得到出错信息并进行相应的处理 W\a!Q]pV
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10.清空Cookie x36NL^
Cookie.Expires=[DateTime]; fYs?D+U;PF
Response.Cookies("UserName").Expires = 0 Yim#Pq&_
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11.自定义异常处理 fxOE]d8v
//自定义异常处理类 lnjL7x
using System; `L;OY 4
using System.Diagnostics; 5C*?1&
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namespace MyAppException y78z>(jV
{ h%/ssB
/// <summary> >07shNX
/// 从系统异常类ApplicationException继承的应用程序异常处理类。 dGa@<hg
/// 自动将异常内容记录到Windows NT/2000的应用程序日志 %/X2 l
/// </summary> .2/,XwIr
public class AppException:System.ApplicationException ;i}i5yv2
{ wyNC|P;j$g
public AppException() ?&XzW+(X
{ E"ZEo9y@^
if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。"); `fLfT'
} (A2U~j?Ry}
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public AppException(string message) {dDq*sLf
{
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LogEvent(message); M;V&