1. 打开新的窗口并传送参数: "G:>}cs%?
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传送参数: d=XhOC$
response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>") |@nXlZE
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接收参数: To+{9"$,
string a = Request.QueryString("id"); 8*ysuL#
string b = Request.QueryString("id1"); xPv&(XZR
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2.为按钮添加对话框 U_?RN)>j
Button1.Attributes.Add("onclick","return confirm(’确认?’)"); b04~z&Xv
button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}") B~IOM
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3.删除表格选定记录 %;S5_K,
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex]; gg9W7%t/
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString() }sZ]SE
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4.删除表格记录警告 tz{]H9
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e) )
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{ /~Iy1L#
switch(e.Item.ItemType) S3m+(N" &
{ rX[R`,`>Z[
case ListItemType.Item : O%I'
case ListItemType.AlternatingItem : f &|SGD*
case ListItemType.EditItem: g;pymz
TableCell myTableCell; w pvaTHo
myTableCell = e.Item.Cells[14]; )mU)7@!
LinkButton myDeleteButton ; ?/~1z*XUW
myDeleteButton = (LinkButton)myTableCell.Controls[0]; _)Ms9RN
myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);"); =}[V69a
break; A`KTm(
default: y? g7sLDc
break; li[g =A,
} u/AN|
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} In
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5.点击表格行链接另一页 K67x.P Z
private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e) Onl:eG;@
{ mP-+];gg
//点击表格打开 Xo,BuK&G
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) -mXEbsm
e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);"); %`~8j H@
} 1JM~Ls%Z
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双击表格连接到另一页 %<klz)!t
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在itemDataBind事件中 lk}x;4]Z
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) CH2o[&
{ Msf yIB
string OrderItemID =e.item.cells[1].Text; zy.Ok 49
... XjC+kH
e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’"); $]9d((u4
} I'!KWpYJT
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双击表格打开新一页 {5*5tCIt
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) ;Wr$hDt^
{ 5ZPl`[He
string OrderItemID =e.item.cells[1].Text; )wC>Hq[mhW
... 3,GSBiK3}
e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)"); 3k=q>~&@
} X*b0q J
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★特别注意:【?id=】 处不能为 【?id =】 =3@^TW(j
6.表格超连接列传递参数 JS4pJe\q
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’ |Q{ l]D
<%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ /> kmf4ax
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7.表格点击改变颜色 eI@O9<.&
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) c;Li~FLR
{ 5d)G30
e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’; (Az^st/_
this.style.color=’buttontext’;this.style.cursor=’default’;"); X(8]9
} 2/GH5b(
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写在DataGrid的_ItemDataBound里 niFjsTA.Z
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) 0Y\u,\GrxW
{ .w0?
e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’; DQ,Q yV
this.style.color=’buttontext’;this.style.cursor=’default’;"); Y$N|p{Z
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;"); 9:P)@UF
} 6ik6JL$AI
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8.关于日期格式 iVFnt!
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日期格式设定 ]xuq2MU,l
DataFormatString="{0:yyyy-MM-dd}" @sVBG']p
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我觉得应该在itembound事件中 4X^0:.bT&
e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd")) I%%$O'S
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9.获取错误信息并到指定页面 @wpm;]
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不要使用Response.Redirect,而应该使用Server.Transfer ': HV9]k
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// in global.asax |/q *Fg[f
protected void Application_Error(Object sender, EventArgs e) { L)Kn8
if (Server.GetLastError() is HttpUnhandledException) PoC24#vS
Server.Transfer("MyErrorPage.aspx"); #0weN%
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//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :) U\ 51j
} r!(~Y
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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 )xi|BqQz
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10.清空Cookie B64%|
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Cookie.Expires=[DateTime]; ek.L(n,J|
Response.Cookies("UserName").Expires = 0 aFhsRE?YC=
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11.自定义异常处理 nHA2p`T
//自定义异常处理类 Z";o{@p
using System; pxP7yJL`
using System.Diagnostics; ] $5r h8
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namespace MyAppException 8R)*8bb
{ :kgwKuhL
/// <summary> +^`c"qJo
/// 从系统异常类ApplicationException继承的应用程序异常处理类。 3?2;z+cz*u
/// 自动将异常内容记录到Windows NT/2000的应用程序日志 Uq"RyvkpP
/// </summary> B
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public class AppException:System.ApplicationException w2 CgEJ%
{ K5!k06;s
public AppException() o8bVz2E
{ wZ29/{,
if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。"); )\t#e`3
} .Yo#vV
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public AppException(string message) W(EU*~<UC
{ <>p\9rVp*^
LogEvent(message); $.v5G>-)3
} GK:*|jV
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public AppException(string message,Exception innerException) l'c|I
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{ V<+d o|@F
LogEvent(message); ([s2F%S`@
if (innerException != null) >&p_G0-
{ #t9&X8:U
LogEvent(innerException.Message); IA''-+9
} : wb\N'b
} w!%Bc]
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//日志记录类 yh} V u
using System; aMT&}3
using System.Configuration; [S'ngQ"f`
using System.Diagnostics; }&ZO
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using System.IO; $YFn$.70\
using System.Text; GT`:3L
using System.Threading; }KJ/WyYW
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namespace MyEventLog *|MPYxJ<
{ H!HkXm"
/// <summary> )J5(M`
/// 事件日志记录类,提供事件日志记录支持 J/=b1{d"n
/// <remarks> vcqL
/// 定义了4个日志记录方法 (error, warning, info, trace) Gh|q[s*k
/// </remarks> "c=\?
/// </summary> !i0:1{.
public class ApplicationLog g5_]^[upw
{ zPZy#7/A
/// <summary> ?2QssfB
/// 将错误信息记录到Win2000/NT事件日志中 J/WPffqD
/// <param name="message">需要记录的文本信息</param> vA"yy"B+ V
/// </summary> dfO84Z}
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public static void WriteError(String message) iw<+rh*C
{ J$@3,=L6V
WriteLog(TraceLevel.Error, message); -&%#R_RV
} {'EQ%H$q
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/// <summary> n`;=^^ B
/// 将警告信息记录到Win2000/NT事件日志中 "m(HQ5e)*
/// <param name="message">需要记录的文本信息</param> =[3I#s?V
/// </summary> Lw1~$rZg
public static void WriteWarning(String message) 3/P2&m
{ 0vf2wBK'T
WriteLog(TraceLevel.Warning, message); pv;}Sv$
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} l. !5/\
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/// <summary> Dtt[a
/// 将提示信息记录到Win2000/NT事件日志中 Qgf\gTF$r+
/// <param name="message">需要记录的文本信息</param> K%Jy?7
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/// </summary> L-",.U*;
public static void WriteInfo(String message) ^0c:ro
{ "=N[g
WriteLog(TraceLevel.Info, message); 5 o'V}
} 4ijoAW3A^
/// <summary> cea%M3
/// 将跟踪信息记录到Win2000/NT事件日志中 8?J\
/// <param name="message">需要记录的文本信息</param> yIOoVi\m
/// </summary> G"3D"7fa
public static void WriteTrace(String message) U_B"B;ng+
{ S3A OT
WriteLog(TraceLevel.Verbose, message); Ks7DoXCvE
} tFO86 !ln
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/// <summary> Ws{2+G~
/// 格式化记录到事件日志的文本信息格式 aU4v-9@U8
/// <param name="ex">需要格式化的异常对象</param> 2y`rS
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/// <param name="catchInfo">异常信息标题字符串.</param> lt`#or"o
/// <retvalue> BMgiXdv.B
/// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para> ~f;d3dJ]/
/// </retvalue> 58ev (f
/// </summary> v=RQ"iv8
public static String FormatException(Exception ex, String catchInfo) mtOCk 5E
{ ;n?H/(6X8>
StringBuilder strBuilder = new StringBuilder(); |Rf4^vN
if (catchInfo != String.Empty) $&