1. 打开新的窗口并传送参数: l#]+I YD
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传送参数: _ sBFs.o
response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>") D~,iI7ac
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接收参数: DMT2~mh
string a = Request.QueryString("id"); 5gwEr170
string b = Request.QueryString("id1"); ShOB"J-
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2.为按钮添加对话框 P}-S[[b73s
Button1.Attributes.Add("onclick","return confirm(’确认?’)"); ST\d-x
button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}") T"E%;'(cp)
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3.删除表格选定记录 pFEU^]V3*
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex]; U"K%ip:Wd
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString() +b{tk=Q:
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4.删除表格记录警告 kqLpt
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e) [O6JVXO>
{ x!UGLL]_M
switch(e.Item.ItemType) ?)4c!3#
{ dVBr-+
case ListItemType.Item : /-g%IeF
case ListItemType.AlternatingItem : lV?OYS|4i
case ListItemType.EditItem: "-G&]YMl
TableCell myTableCell; Tg v]30F)
myTableCell = e.Item.Cells[14]; >
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LinkButton myDeleteButton ; 3
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myDeleteButton = (LinkButton)myTableCell.Controls[0]; hy@e(k|S]U
myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);"); >
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break; _Tf0L<A'R
default: 2X=*;r"{J
break; 9tB:1n}
} MUp{2_RA
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} -yY]0
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5.点击表格行链接另一页 Y IVN;:B.
private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e) CePI{`&,
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//点击表格打开 }do=lm?/
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) UujKgL4
e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);"); qox@_
} |exjrsmM*
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双击表格连接到另一页 =z2g}X
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在itemDataBind事件中 QkY;O<Y_
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) BEii:05
{ !:|D[1m
string OrderItemID =e.item.cells[1].Text; S&~;l/
... @|9V]bk
e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’"); 7XiR)jYo*
} m# I
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双击表格打开新一页 -}Gk@=$G
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) ;5=5HYx%
{ ~)!vhdBe
string OrderItemID =e.item.cells[1].Text; [1.>9ngj
... ](^BQc
e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)"); iR4!X()
} FdmoR;
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★特别注意:【?id=】 处不能为 【?id =】 %<'PSri
6.表格超连接列传递参数 N x/_+JWje
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’ ]a\HgFp@
<%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ /> !*=+E%7
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7.表格点击改变颜色 P!lTK
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) hgF4PdO1e
{ Rm=[Sj84
e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’; %2rUJaOgy$
this.style.color=’buttontext’;this.style.cursor=’default’;"); BxGz4
} c`!8!R
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写在DataGrid的_ItemDataBound里 08;t%[R
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) (J\Qo9Il
{ 3AarRQWsn
e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’; +FtL_7[v
this.style.color=’buttontext’;this.style.cursor=’default’;"); Pqv9>N|
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;"); ?1/wl;=fm
} PD@@4@^
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8.关于日期格式 x'`L(C
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日期格式设定 sqk$q pV6
DataFormatString="{0:yyyy-MM-dd}" -hpMd/F
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我觉得应该在itembound事件中 T\$r|
e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd")) oA$]%
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9.获取错误信息并到指定页面 /mFa*~dj2
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不要使用Response.Redirect,而应该使用Server.Transfer 4Awl
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e.g ? Glkhf7(
// in global.asax ~0XV[$`L
protected void Application_Error(Object sender, EventArgs e) { j?9fb
if (Server.GetLastError() is HttpUnhandledException) 4Nz]LK%@
Server.Transfer("MyErrorPage.aspx"); \J3n[6;
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//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :) rJ_fg$.<
} '5m`[S-IU
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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 /,#&Htk
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10.清空Cookie p+d?k"WN?
Cookie.Expires=[DateTime]; ;l2pdP4jf
Response.Cookies("UserName").Expires = 0 pbb6?R,
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11.自定义异常处理 \H$j["3
//自定义异常处理类 %4HpTx
using System; V/i7Z h#2:
using System.Diagnostics; !Typ_Cs
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namespace MyAppException ]{'lV~fc
{ \Dn
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/// <summary> NHq*&xy
/// 从系统异常类ApplicationException继承的应用程序异常处理类。 5qx$=6PT
/// 自动将异常内容记录到Windows NT/2000的应用程序日志 [}!obbM
/// </summary> h>A}vI*:
public class AppException:System.ApplicationException f1UGDC<p9
{ &nEQ