1. 打开新的窗口并传送参数: OPwO`pN
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传送参数: h`$2/%?
response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>") @Xe[5T
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接收参数: WL5!H.q
string a = Request.QueryString("id"); D^W?~7e^r
string b = Request.QueryString("id1"); I@9k+JB
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2.为按钮添加对话框 _"#ucM=B:-
Button1.Attributes.Add("onclick","return confirm(’确认?’)"); za@`,Yq
button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}") _fQBXG2
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3.删除表格选定记录 9oA.!4q
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex]; XDi[Iyj
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString() ZICcZG_y
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4.删除表格记录警告 f;
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private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e) kKg%[zXS
{ g>*t"Rf:
switch(e.Item.ItemType) y*Wl(w3
{ E-q*u(IW
case ListItemType.Item : m]NyEMYg
case ListItemType.AlternatingItem : /K]<7
case ListItemType.EditItem: tkGJ!aUt
TableCell myTableCell; >O&:[CgEF
myTableCell = e.Item.Cells[14]; y}bE'Od
LinkButton myDeleteButton ; *T'>-nm]
myDeleteButton = (LinkButton)myTableCell.Controls[0]; s8<)lO<SV.
myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
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break; *m[ow s
default: <C9_5Ce~
break; 8L7ZWw
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} i@M^9|Gh
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} ;eRYgC
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5.点击表格行链接另一页 7!E?(3$#"
private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e) 9}2E+
{ Qm X(s
//点击表格打开 }6Uw4D61
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) p7;/| ]o3
e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);"); @gZ<!g/vza
} CS*wvn;.
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双击表格连接到另一页 2 nRL;[L*.
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在itemDataBind事件中 0-W{(xy@4
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) I JAWG
{ e/;chMCq
string OrderItemID =e.item.cells[1].Text; ^3L6mOoA
... ^^I3%6UY
e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’"); /8SQmh$+e
} 6*<=(SQI
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双击表格打开新一页 1wa zJj=v
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) hd2 X/"
{ N}3$1=@Y
string OrderItemID =e.item.cells[1].Text; 6h|@Bz/A
... r%g?.4o*b
e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)"); +0Rr5^8u
} 0/."R;
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★特别注意:【?id=】 处不能为 【?id =】 x_oL~~@
6.表格超连接列传递参数 t4H@ZvAH0
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’ |QvG;{!
<%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ /> {zc<:^r^
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7.表格点击改变颜色 0pS|t/h0
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) ]r{-K63P{!
{ <z*SO
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e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’; DVNGV
this.style.color=’buttontext’;this.style.cursor=’default’;"); #Pulbk8
} @]#0jiS
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写在DataGrid的_ItemDataBound里 i~dW)7
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) ''Y}Q"
{ ?5#Ng,8iT
e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’; yuvt<kz
this.style.color=’buttontext’;this.style.cursor=’default’;"); ;u'mSJI'
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;"); tZ]|3wp
} *JX)q
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8.关于日期格式 V6,D~7
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日期格式设定 o?f7_8fG
DataFormatString="{0:yyyy-MM-dd}" G"=tQ$ZU
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我觉得应该在itembound事件中 U/2g N
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e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd")) ]Ph~-O
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9.获取错误信息并到指定页面 0(|BQ'4~H
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不要使用Response.Redirect,而应该使用Server.Transfer R<gC,eV<=
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// in global.asax dUtxG ~9
protected void Application_Error(Object sender, EventArgs e) { YWSo:)LY
if (Server.GetLastError() is HttpUnhandledException) pCz;km
Server.Transfer("MyErrorPage.aspx"); _M+'30
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//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :) 3,bA&c3
} oAX -Sg-/$
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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 /LM*nN$%
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10.清空Cookie ~pn9x;N%H
Cookie.Expires=[DateTime]; 6u3DxFiTm
Response.Cookies("UserName").Expires = 0 xa`&/W >
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11.自定义异常处理 Bo?uwi
//自定义异常处理类 .*>LD
using System; OE-$P
using System.Diagnostics; X6~y+R
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namespace MyAppException Jp.Sow
{ jMUE&/k
/// <summary> Z&=K+P
/// 从系统异常类ApplicationException继承的应用程序异常处理类。 BBw`8!
/// 自动将异常内容记录到Windows NT/2000的应用程序日志 L`YnrDZK
/// </summary> .Lo$uKsW$l
public class AppException:System.ApplicationException I]>-~_
{ a\\B88iRRZ
public AppException() 4@|K^nT`
{ -vI?b#
if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。"); $=$I^hV
} Z9ciS";L
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public AppException(string message) PGMu6$
{ C8cB Lsa[J
LogEvent(message); D5)qmu
} 6g!#"=ls;
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public AppException(string message,Exception innerException) mSAuS)YD
{ 8Uvf9,I'
LogEvent(message); #6_?7 (X
if (innerException != null) MC/$:PV
{ sMli! u
LogEvent(innerException.Message); EuqmA7s8A
} ~)D2U:"^xm
} C81+nR
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//日志记录类 VG+Yhm<SL
using System; B8 -/C\
using System.Configuration; ;u,%an<(
using System.Diagnostics; |hehROUn
using System.IO; "OFYVK\]i
using System.Text; C ^Tc9
using System.Threading; \SnW(,`o X
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namespace MyEventLog 88h-.\%Z
{ +Bv{A3E9
/// <summary> knpb$eX4
/// 事件日志记录类,提供事件日志记录支持 X#5dd.RR
/// <remarks> _< 69d
/// 定义了4个日志记录方法 (error, warning, info, trace) #O^H?3Q3
/// </remarks> [X)+(-J
/// </summary> A,MRK#1u
public class ApplicationLog zY(*Xk
{ .txgb
/// <summary> 4r-jpVN~
/// 将错误信息记录到Win2000/NT事件日志中 y<k-dbr
/// <param name="message">需要记录的文本信息</param> Gu~y/CE'
/// </summary> e>1^i;f
public static void WriteError(String message) q#I/N$F
{ C;wN>HE
WriteLog(TraceLevel.Error, message); P
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} a<sEd p
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/// <summary> ~.AUy%$_g+
/// 将警告信息记录到Win2000/NT事件日志中 1[J&^@t[h6
/// <param name="message">需要记录的文本信息</param> TF|GGYi
/// </summary> )rz4IfE
public static void WriteWarning(String message) { LJwW*?
{ 6<NaME
WriteLog(TraceLevel.Warning, message); 29u"\f a
} $WnK
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/// <summary> ag14omM-
/// 将提示信息记录到Win2000/NT事件日志中 >
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/// <param name="message">需要记录的文本信息</param> dI-=0v-|
/// </summary> LcE!e%3
public static void WriteInfo(String message) }@4m@_gR?
{ }0?642 =-
WriteLog(TraceLevel.Info, message); j)C%zzBu(
} <|Bh;;
/// <summary> O9A.WSJ
>}
/// 将跟踪信息记录到Win2000/NT事件日志中 d4[M{LSl
/// <param name="message">需要记录的文本信息</param> 0Apdhwk~
/// </summary> @pY AqX2
public static void WriteTrace(String message) )#T(2A
{ ]&yO>\MgJB
WriteLog(TraceLevel.Verbose, message); Mmbb}(<
} '\l(.N
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/// <summary> 6"[`"~9'V
/// 格式化记录到事件日志的文本信息格式 WUGPi'x
/// <param name="ex">需要格式化的异常对象</param> tn6\0_5n
/// <param name="catchInfo">异常信息标题字符串.</param> "X>Z!>
/// <retvalue> 0+;.T1?
/// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para> %D\TLY
/// </retvalue> /Y:_qsO1
/// </summary> B y6:
public static String FormatException(Exception ex, String catchInfo) B~lrd#qC
{ _,NL;66=[
StringBuilder strBuilder = new StringBuilder(); W*u Yb|0
if (catchInfo != String.Empty) "Hg.pDNZ
{ :bW}*0b-
strBuilder.Append(catchInfo).Append("\r\n"); Bb]pUb
}
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strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace); d vkA-9
return strBuilder.ToString(); @?3u|m |Z
} (#eB%
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/// <summary> @YU}0&