1. 打开新的窗口并传送参数: V(E/'DR
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传送参数: KI+VXH}Y5{
response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>") )(@Hd
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接收参数: @/1w4'M
string a = Request.QueryString("id"); 2;?I>~
string b = Request.QueryString("id1"); =lpQnj"
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2.为按钮添加对话框 ?C/Te)
Button1.Attributes.Add("onclick","return confirm(’确认?’)"); y.q(vzg\_
button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}") %$DI^yS
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3.删除表格选定记录 plZ>03(6Q
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex]; -neKuj
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString() =J~ x
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4.删除表格记录警告 _(KbiEB{
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e) nb>7UN.9
{ c?@T1h4
switch(e.Item.ItemType) 9rA=pH%<>B
{ -xP!"
case ListItemType.Item : yR\btx|e5~
case ListItemType.AlternatingItem : Q6r7.pk"SU
case ListItemType.EditItem: )sT> i
TableCell myTableCell; l(#)WWr+
myTableCell = e.Item.Cells[14]; jt.3P
LinkButton myDeleteButton ; |u ;v27
myDeleteButton = (LinkButton)myTableCell.Controls[0]; ~appY Av
myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);"); 6!(@@^7{*
break; &kpwo )
default: #KiRfx4G
break; [r[=W!
} 'Un" rts
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} k{Aj^O3gD
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5.点击表格行链接另一页 /n8B,-Z5s5
private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e) c=`wg$2:5
{ :]1TGfS
//点击表格打开 ,1"KHv
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) r#Oo
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e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);"); P->y_4O
} W!&vul5
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双击表格连接到另一页 J>bJ
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在itemDataBind事件中 >:|q&|x-
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) ..R-Ms)k=
{ r'*}TM'8
string OrderItemID =e.item.cells[1].Text; yu/`h5&*
... .?Gd'Lp
e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’"); g'm+/pU)w)
} '&|=0TDd+
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双击表格打开新一页 heK7pH7;d
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) &sL&\+=<(
{ <N9[?g)
string OrderItemID =e.item.cells[1].Text; *^wm1|5
... ?n
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e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)"); ]h5Yg/sms
} pn5Q5xc
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★特别注意:【?id=】 处不能为 【?id =】 gjAIEI
6.表格超连接列传递参数 N
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<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’ ML>[^F
<%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ /> rq/I` :
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7.表格点击改变颜色 vCwe'q`1
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) b8LLr;oQw
{ j_.5r&w
e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’; ] A+?EE2/
this.style.color=’buttontext’;this.style.cursor=’default’;"); u!W0P6
} 07^iP>?
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写在DataGrid的_ItemDataBound里 tyqT
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) +P`*kj-P\
{ Xn%pNxUL
e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’; PU1Qsb5
this.style.color=’buttontext’;this.style.cursor=’default’;"); R'@9]99
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;"); ~"kb7Fxp
} <
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8.关于日期格式 3 C<L
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日期格式设定 ZP\-T*)l$
DataFormatString="{0:yyyy-MM-dd}" 'GS"8w~j
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我觉得应该在itembound事件中 io{@^1ab
e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd")) cLsV`@J(k
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9.获取错误信息并到指定页面 ?1K#dC52#
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不要使用Response.Redirect,而应该使用Server.Transfer jGpN,/VQa
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// in global.asax tAv@R&W,
protected void Application_Error(Object sender, EventArgs e) { 2h1vVF3
if (Server.GetLastError() is HttpUnhandledException) :6 Lx@
Server.Transfer("MyErrorPage.aspx"); h _+dT
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//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :) m;GbLncA
} )E-inHD /
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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 %~2YE
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10.清空Cookie F|e1"PkeoA
Cookie.Expires=[DateTime]; bj>v|#r^
Response.Cookies("UserName").Expires = 0 1]@}|
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11.自定义异常处理 hM6PP7XH
//自定义异常处理类 }:KEj_~.
using System; eQp4|rf
using System.Diagnostics; #AL=f'2=f
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namespace MyAppException ~nh:s|l6%M
{ hp 5|@
/// <summary> sP;nGQ.eN
/// 从系统异常类ApplicationException继承的应用程序异常处理类。 j/f?"VEr
/// 自动将异常内容记录到Windows NT/2000的应用程序日志 $ us]35Z3
/// </summary> 4'a=pnE$
public class AppException:System.ApplicationException e
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{ 3TY5 ;6
public AppException() ,}ECF>
{ FtfKe"qw
if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。"); B"TAjB&
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} Z7hgA-t
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public AppException(string message) 7Z\--=;|[:
{ OZ
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LogEvent(message); 2\jPv`Ia
} O&4SCVZp
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public AppException(string message,Exception innerException) xp}hev^@$
{ ^Eb.:}!D6
LogEvent(message); Y&d00
if (innerException != null) ]|zp0d=&o
{ |Lf"6^@yh
LogEvent(innerException.Message); GVYBa_gx
} $JJrSwR<h
} p?);eJtV/
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//日志记录类 GT }F9F~
using System; TarIPp
using System.Configuration; zQ@I}K
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using System.Diagnostics; Sa?ksD2IaB
using System.IO; X(]WVCu
using System.Text; v9w'!C)b
using System.Threading; j53*E
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namespace MyEventLog Q<^Tl(`/N?
{ oX S1QT`B
/// <summary> vY }A
/// 事件日志记录类,提供事件日志记录支持 OWjk=u2Lz
/// <remarks> Xm%D><CC8"
/// 定义了4个日志记录方法 (error, warning, info, trace) 9`I _Et
/// </remarks> OjJXysslXO
/// </summary> a(kg/s
public class ApplicationLog Z~oo;xE
{ 6r"eN%m
/// <summary> \W1,F6&j
/// 将错误信息记录到Win2000/NT事件日志中 V5sg#|&
/// <param name="message">需要记录的文本信息</param> Q[vJqkgT
/// </summary> 4C<jdv_J
public static void WriteError(String message) Hv
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{ kP#B5K_U|
WriteLog(TraceLevel.Error, message); q>$ev)W
} -(bXSBs#
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/// <summary> =XucOli6
/// 将警告信息记录到Win2000/NT事件日志中 DoJ\ q+
/// <param name="message">需要记录的文本信息</param> dv8>[#
/// </summary> t2F_uCr
public static void WriteWarning(String message) 3 Nreqq
{ xy5lE+E_U
WriteLog(TraceLevel.Warning, message); tZ=E')!\
} { /K.3
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/// <summary> .y_/U wu
/// 将提示信息记录到Win2000/NT事件日志中 E*.{=W }C
/// <param name="message">需要记录的文本信息</param> q qpgy7
/// </summary> =|M>l
public static void WriteInfo(String message) NO|KVZ~
{ _LMM,!f
WriteLog(TraceLevel.Info, message); {["\.ZS|
} N^HUijw<
/// <summary> C\/xl#e<@
/// 将跟踪信息记录到Win2000/NT事件日志中 _,xc[ 07
/// <param name="message">需要记录的文本信息</param> i@P)a'W_
/// </summary> jhXkSj
public static void WriteTrace(String message) wfU7G[
{ 8P^ITL z%
WriteLog(TraceLevel.Verbose, message); o7J
} As 3.Q(#Z
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/// <summary> 4{hps.$?~
/// 格式化记录到事件日志的文本信息格式 xIxn"^'
/// <param name="ex">需要格式化的异常对象</param> 9:ze{ c $
/// <param name="catchInfo">异常信息标题字符串.</param> ;i
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/// <retvalue> &y3OR1_Sm*
/// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para> i=i(%yQ%
/// </retvalue> 9z}uc@#D=m
/// </summary> f|h|q_<;
public static String FormatException(Exception ex, String catchInfo) /4a._@1h[y
{ k5D%y3|9
StringBuilder strBuilder = new StringBuilder(); $^OvhnL/
if (catchInfo != String.Empty) ;pqg/>W'
{ Xe<sJ.&Wf
strBuilder.Append(catchInfo).Append("\r\n"); lzYEx
} q;<h[b?
strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace); a=DcZ_M
return strBuilder.ToString(); ]8Q4BW
} iVB86XZ`
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/// <summary> V n*
/// 实际事件日志写入方法 cWi}V
/// <param name="level">要记录信息的级别(error,warning,info,trace).</param> r30 <