1. 打开新的窗口并传送参数: N9rAosO*
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传送参数: VZ
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response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>") )$d~HA@B
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接收参数: *!dA/sid
string a = Request.QueryString("id"); zXbA$c
string b = Request.QueryString("id1"); cHOC>|
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2.为按钮添加对话框 Nn U`u.$D
Button1.Attributes.Add("onclick","return confirm(’确认?’)"); vWa\8y f
button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}") h 'Hnq m
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3.删除表格选定记录 /f AAQ7
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex]; K(WKx7Kky^
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString() ~zWLqnS}
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4.删除表格记录警告 h b8L[ 4
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e) YPCitGBl
{ ,^DP
switch(e.Item.ItemType) B^ddi
{ A<( DYd1H
case ListItemType.Item : Ea-U+7JC
case ListItemType.AlternatingItem : Qam48XZ >
case ListItemType.EditItem: H4sc7-
TableCell myTableCell; 1<*U:W
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myTableCell = e.Item.Cells[14]; H(y Gh
LinkButton myDeleteButton ; Tb8r+~HK
myDeleteButton = (LinkButton)myTableCell.Controls[0];
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myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);"); dT (i*E\j
break; ^r mQMjF
default: <~:2~r
break; T4[/_;1g
} 1083p9Uh
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} sc6NON#
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5.点击表格行链接另一页 [8 H:5Ho
private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e) ZNL+w4
{ g=,}j]tl
//点击表格打开 qOnGP{
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) l(@c
e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);"); :-$8u;!M
} |>.</68Z
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双击表格连接到另一页 GJs~aRiz
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在itemDataBind事件中 @X560_x[q
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) f$vTD ak
{ k1s5cg=n(
string OrderItemID =e.item.cells[1].Text; >Q?8tGfB
... :M<] 6o
e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’"); [9#zEURS
} ZE~zs~z|
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双击表格打开新一页 1EWZA
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) PrA(==FX/
{ =q`T|9v
string OrderItemID =e.item.cells[1].Text; Gzg3{fXl
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e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)"); )}t't"
} L'
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★特别注意:【?id=】 处不能为 【?id =】 Zj1bG{G=i
6.表格超连接列传递参数 5Z6MQ`(k
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’ YhqMTOw
<%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ /> gx?r8
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7.表格点击改变颜色 M CP GDr
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) 2% OAQ(
{ ()F{kM8
e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’; 1xkrhqq
this.style.color=’buttontext’;this.style.cursor=’default’;"); ZmNNR 1%/
} p(8 @
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写在DataGrid的_ItemDataBound里 x}V&v?1{5
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) 2A:h&t/|C
{ \xv(&94U
e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’; G.v(2~QFd
this.style.color=’buttontext’;this.style.cursor=’default’;"); {8`$~c
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
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} aql8Or1[
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8.关于日期格式 V*@Y9G
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日期格式设定 N;6o=^ic
DataFormatString="{0:yyyy-MM-dd}" Pz\K3-
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我觉得应该在itembound事件中 cDE5/!
e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd")) !\9^|Ef?
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9.获取错误信息并到指定页面 Au}l^&,zN
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不要使用Response.Redirect,而应该使用Server.Transfer x;\/Xj;
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// in global.asax VuH ->
protected void Application_Error(Object sender, EventArgs e) { IF\ @uo`
if (Server.GetLastError() is HttpUnhandledException) 2lOUNx Q$
Server.Transfer("MyErrorPage.aspx"); =WBfaxL}
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//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :) |D%mWQng
} /kg#i&bP~
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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 '[%#70*
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10.清空Cookie w^$C\bCbh
Cookie.Expires=[DateTime]; j%^4
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Response.Cookies("UserName").Expires = 0 Y?3tf0t/
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11.自定义异常处理 +*?l">?|F
//自定义异常处理类 :zPK
using System; n-yUt72
using System.Diagnostics; tp>YsQy]8
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namespace MyAppException >eQ.y-
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{ N&