1. 打开新的窗口并传送参数:
`I#`:hj Bq{]Eh0% 传送参数:
s`1^*Dl%+ response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
/=/
HB ](nH{aY! 接收参数:
.pW o >`" string a = Request.QueryString("id");
nALnB1 string b = Request.QueryString("id1");
qRl/Sl#F 4m\([EO 2.为按钮添加对话框
DJ|BM+ Button1.Attributes.Add("onclick","return confirm(’确认?’)");
OfJd/D button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
jzMg'z/@J v#F-<?Vv 3.删除表格选定记录
3a^)u-9,x int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
mw"}8y string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
+4HlRGH Khap9a_q- 4.删除表格记录警告
dQK`sLChv private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
^vW$XRnt {
5{>>,pP& switch(e.Item.ItemType)
fp tIc#4 {
@(){/cF case ListItemType.Item :
wHWma)}-z case ListItemType.AlternatingItem :
tUv3jq)n% case ListItemType.EditItem:
F9O`HFVK TableCell myTableCell;
4|=vxJ myTableCell = e.Item.Cells[14];
;AJ<
LC LinkButton myDeleteButton ;
vcM~i^24) myDeleteButton = (LinkButton)myTableCell.Controls[0];
%l;*I?0H myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
8,y{q9O break;
<r3Jf}%tT default:
W #47Cz break;
y+RRg[6| }
PT05DH ftaBilkjp }
P=Puaz5&{ 4i`S+`# 5.点击表格行链接另一页
<5k&)EoT private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
F^miq^K=
{
DyIV/ //点击表格打开
;:?*t{r4# if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
OW#_ty_ul e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
b|6 !EGh }
]zcV]Qj$~ C#h76fpH 双击表格连接到另一页
lz}llLb1 Pa[?L:E 在itemDataBind事件中
!-ZP*V3}h if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
1@@y]s_.a {
sS|<&3 string OrderItemID =e.item.cells[1].Text;
>Fp&8p`am ...
SM$\;)L e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
G:DSWW} }
@.1Qs`pt :Fnzi0b 双击表格打开新一页
BvQUn@ XE if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
oSmjs {
<"A#Eok|4 string OrderItemID =e.item.cells[1].Text;
wx./"m.M ...
WAv@F[ e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
?Nu#]u- }
?uig04@3 yi|:}K$ ★特别注意:【?id=】 处不能为 【?id =】
#<UuI9 6.表格超连接列传递参数
AoIc9ElEX <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
u]0!|Jd0 <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
{zu/tCq? ,O2q+'& 7.表格点击改变颜色
$YPQC if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
#r(a~ {
m|mG;8}pI e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
hwp/jO:7\ this.style.color=’buttontext’;this.style.cursor=’default’;");
w a2~C [ }
Hva{A
# DP0Z*8Ia 写在DataGrid的_ItemDataBound里
3<3t;&e if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
9>IsqYc {
'f8
p7_F e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
kR_E6Fl this.style.color=’buttontext’;this.style.cursor=’default’;");
.01TTK * e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
.T{U^0 ) }
6# R;HbkO :/~_sJt C X tR`? 8.关于日期格式
..aK sSm( }FZp840 日期格式设定
D"'#one DataFormatString="{0:yyyy-MM-dd}"
Fos1WH?\ 1&} G+y 我觉得应该在itembound事件中
kHZKj!!R e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
so'eZ"A: aC4m{F[ 9.获取错误信息并到指定页面
9'l.TcVm`, kr6:{\DU:B 不要使用Response.Redirect,而应该使用Server.Transfer
|NXFla ypxC1E e.g
eZ[#+0J // in global.asax
iKY-;YK protected void Application_Error(Object sender, EventArgs e) {
jD<9=B(g if (Server.GetLastError() is HttpUnhandledException)
Of!|,2`( Server.Transfer("MyErrorPage.aspx");
7;~2e ~;` fC|) //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
f&f[La
}
=w t-YM JLt{f=`%F 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
L-SdQTx_ RR8U
Cv 10.清空Cookie
3EO#EYAHiM Cookie.Expires=[DateTime];
POkXd^pI Response.Cookies("UserName").Expires = 0
:K?iNZqWN6 ;>sq_4_ 11.自定义异常处理
[]!tT-Gzy //自定义异常处理类
4U:DJ_GN using System;
WtMcI>4w using System.Diagnostics;
<x ^IwS p{w}
namespace MyAppException
N{|[R
{
&MBOAHhze /// <summary>
I)qKS@ /// 从系统异常类ApplicationException继承的应用程序异常处理类。
j^:b-:F /// 自动将异常内容记录到Windows NT/2000的应用程序日志
A-}PpH~.Z /// </summary>
bl6':m+ public class AppException:System.ApplicationException
CRP7U {
">03~:oA public AppException()
iFY]0@yt {
54bF)<+ if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
Q^\{Zg)p }
`;R|V ;9 lqSv/6 public AppException(string message)
&0?DL {
@:I\\S@bN LogEvent(message);
4+ykE: }
9
<y/Wv Uzy;#q public AppException(string message,Exception innerException)
*vEU}SxRuv {
lrM.RM96 LogEvent(message);
\z<ws&z3`$ if (innerException != null)
&?&'"c{;m {
MAl{66 LogEvent(innerException.Message);
3ZLr"O1l ) }
zgZi }
PpI+@:p[ YN$ndqOP //日志记录类
N. ItyV using System;
EG8%~k+R using System.Configuration;
"0p +SZ~D using System.Diagnostics;
HE8'N=0 using System.IO;
1v+JCOy using System.Text;
qQ3]E][/ using System.Threading;
EY=\C$3J: y=y/d>=w namespace MyEventLog
ufHuI* {
6yV5Yjs /// <summary>
=P@M&Yy' /// 事件日志记录类,提供事件日志记录支持
;))[P_$zB /// <remarks>
:T8u?@. /// 定义了4个日志记录方法 (error, warning, info, trace)
qen44;\L /// </remarks>
WMt&8W5 /// </summary>
~7F EY0 / public class ApplicationLog
^'
edE5 {
/TR"\xQF /// <summary>
XY&]T'A /// 将错误信息记录到Win2000/NT事件日志中
^^20vwq /// <param name="message">需要记录的文本信息</param>
n#/U@qVgc /// </summary>
v]UU&Jq8U public static void WriteError(String message)
lyMJW}T+> {
.2 N_? WriteLog(TraceLevel.Error, message);
[M,27 }
)eIz{Mdp= eWqVh[ /// <summary>
BVwRPt /// 将警告信息记录到Win2000/NT事件日志中
d|D'&&&c /// <param name="message">需要记录的文本信息</param>
-;W\f<q] /// </summary>
G~Q*:m public static void WriteWarning(String message)
IeqWR4Y {
"RR./e)h WriteLog(TraceLevel.Warning, message);
LrmtPnL }
dT*f-W v ](G?L9b /// <summary>
|TNiKy /// 将提示信息记录到Win2000/NT事件日志中
`"^@[1 /// <param name="message">需要记录的文本信息</param>
=PeW$q+ /// </summary>
x0TnS# public static void WriteInfo(String message)
*IjdN,wox {
^Y*`D_-G WriteLog(TraceLevel.Info, message);
Cz$Hk;3\6 }
jSOa /// <summary>
]e#,\})Br /// 将跟踪信息记录到Win2000/NT事件日志中
\6nQ-S_ /// <param name="message">需要记录的文本信息</param>
wnZ*k( /// </summary>
Z]1z*dv public static void WriteTrace(String message)
A1=$kzw{UH {
sk%:Sp WriteLog(TraceLevel.Verbose, message);
!$ J) }
wAj(v6 Y;%R/OyWY /// <summary>
ajcPt]f /// 格式化记录到事件日志的文本信息格式
OmoplJ+ /// <param name="ex">需要格式化的异常对象</param>
pE YrmC /// <param name="catchInfo">异常信息标题字符串.</param>
lL(}dbT~N /// <retvalue>
80R=r /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
+lXdRc`6 /// </retvalue>
<W^XSk /// </summary>
=_H*fhXS public static String FormatException(Exception ex, String catchInfo)
ux/[d6To {
7kWZMi StringBuilder strBuilder = new StringBuilder();
;{F;e)${M if (catchInfo != String.Empty)
}y-AoG {
4,R\3`b strBuilder.Append(catchInfo).Append("\r\n");
?L~=Z\H }
D;
35@gtj strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
\e5,` return strBuilder.ToString();
JVIcNK) }
(0+ GLI8 OA8b_k~ /// <summary>
F~uA-g /// 实际事件日志写入方法
SjNwT[.nr7 /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
G+\~rl /// <param name="messageText">要记录的文本.</param>
[XY:MUe
/// </summary>
r)Mx.`d! private static void WriteLog(TraceLevel level, String messageText)
6m;wO r {
m%[2x# try
+ - KRp1qq {
<}x|@u EventLogEntryType LogEntryType;
MIMPJXT#. switch (level)
_,-M8=dL%* {
1dgN10 case TraceLevel.Error:
{KQ-Ce-6 LogEntryType = EventLogEntryType.Error;
dM@k(9| break;
[b)K@Ha case TraceLevel.Warning:
5jCEy*%P@ LogEntryType = EventLogEntryType.Warning;
2Y g[8Tm# break;
bQ:3G; case TraceLevel.Info:
w1!\L_::Y LogEntryType = EventLogEntryType.Information;
q5K/+N^2? break;
)uv$tnP* case TraceLevel.Verbose:
(w7cdqe LogEntryType = EventLogEntryType.SuccessAudit;
'=G<)z@k break;
:8GxcqvCWq default:
nbkky.e LogEntryType = EventLogEntryType.SuccessAudit;
f^yLwRUD break;
m} FCe }
O.40^u~ 9Av- ;!] EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
~?8x0 //写入事件日志
BX)cV eventLog.WriteEntry(messageText, LogEntryType);
W~@GK %_X[{( }
=w>>7u$4 catch {} //忽略任何异常
bMK'J }
MdTd$ 4J3 } //class ApplicationLog
!?>p]0*< }
OmUw.VH Zn=JmZ 12.Panel 横向滚动,纵向自动扩展
]\b1~ki!F <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
vEee/+1? A"T. nqB^y 13.回车转换成Tab
[ QL<&:s& <script language="javascript" for="document" event="onkeydown">
cE8 _keR~ if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
%?{2uMfq-f event.keyCode=9;
d-S'y-V?d </script>
sB1tce 1J%qbh onkeydown="if(event.keyCode==13) event.keyCode=9"
:R?| 2l @BQBNGR 1 14.DataGrid超级连接列
gt~2Br4 DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
`LHfAXKN 4sD:J-c 15.DataGrid行随鼠标变色
I`}vdX) private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
W&re;?Z{ke {
Q9'p3"yoE if (e.Item.ItemType!=ListItemType.Header)
X72X:" {
-H]f@|AOw e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
DDCQ Af e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
@IKe<{w }
8LM1oal} }
^DCv-R+p Oj|p`Dzh 16.模板列
YV!V9 <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
(9q {J(44 <ITEMTEMPLATE>
|"E9DD]{ <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
YGO 7lar </ITEMTEMPLATE>
r#w_=h) </ASP:TEMPLATECOLUMN>
)aA9z(x !5 :[X vI# <ASP:TEMPLATECOLUMN headertext="选中">
5qB=@O]|G; <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
u#k6v\/ <ITEMTEMPLATE>
YbBH6RZr <ASP:CHECKBOX id="chkExport" runat="server" />
\ rWgA </ITEMTEMPLATE>
9PfU'm|h <EDITITEMTEMPLATE>
1kw4'#J8 <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
U4I` xw' </EDITITEMTEMPLATE>
Oqe.t;E 0} </ASP:TEMPLATECOLUMN>
>u#VHaB ~acK$.# 后台代码
B91PlM. protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
"}aM*(l+\ {
_!p$47 //改变列的选定,实现全选或全不选。
:Ty*i CheckBox chkExport ;
+&8Ud8Q if( CheckAll.Checked)
Q>c6ouuJ {
Y_YIJ@ foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
.`#R%4Xl {
`-YSFQ~O, chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
kxf=%<l chkExport.Checked = true;
s^@Cq= }
?Pw\&q }
+\$|L+@Z else
%~(i[Ur; {
/<(ik&%N foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
O,Gn2Do {
v23Uh2[@Yy chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
*pUV-^uo chkExport.Checked = false;
xVX||rrh }
^aWNtY'
: }
nL20}"$E }
O;t?@!_ 9+Hb` 17.数字格式化
~*]`XL.- tBUQf*B 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
yC*B OJS <%#Container.DataItem("price","{0:¥#,##0.00}")%>
1)r _h( ^TuEp$Z= int i=123456;
cyeDZ) string s=i.ToString("###,###.00");
0\^2HjsJ ]Wm ?<7H 18.日期格式化
&nw~gSe Ou,_l 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
YEoT_>A$dB V
*y 显示为: 2004-8-11 19:44:28
2,nCGSfc d+ko"F| 我只想要:2004-8-11 】
[mvHa;-w <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
Hxi=\2- Y.
tFqzo3 应该如何改?
'+tT$k ,WK$jHG] 【格式化日期】
fsuvg jlE yyDBW`V(( 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
-s "$I:v xmx;tq 【日期的验证表达式】
VjMuU"++@ 4ux5G`oL A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
x^skoz ^((\d{2}(([02468][048])|([13579][26]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|([1-2][0-9])))))|(\d{2}(([02468][1235679])|([13579][01345789]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))(\s(((0?[1-9])|(1[0-2]))\:([0-5][0-9])((\s)|(\:([0-5][0-9])\s))([AM|PM|am|pm]{2,2})))?$
oF^hq-xcP ,lM2BXz% B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
cBf{R^>Fd ^\d{4}[\-\/\s]?((((0[13578])|(1[02]))[\-\/\s]?(([0-2][0-9])|(3[01])))|(((0[469])|(11))[\-\/\s]?(([0-2][0-9])|(30)))|(02[\-\/\s]?[0-2][0-9]))$
^C|9K>M _oVA0@#n 【大小写转换】
6^u(PzlA|~ HttpUtility.HtmlEncode(string);
5)<jPyC HttpUtility.HtmlDecode(string)
(.+n1)L? YcZ4y@6" 19.如何设定全局变量
uNBhVsM6< dF]8>jBOL Global.asax中
N)Kr4GC @ xr Application_Start()事件中
4 Z)]Cq*3 _8`;Xgp 添加Application[属性名] = xxx;
1R9/AP 1 to<at-NN 就是你的全局变量
ibw;BU EBLoRW=8ld 20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
;mlIWn ]~ UkD*Ct HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
giJyMd}x RVx<2,[' 【ASPNETMENU】点击菜单项弹出新窗口
k<qH<<r* j-|0&X1C 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
l/NK.Jr <?xml version="1.0" encoding="GB2312"?>
XS/TYdXB8 <MenuData ImagesBaseURL="images/">
s$6#3%h <MenuGroup>
|_m;@.44?U <MenuItem Label="内参信息" URL="Infomation.aspx" >
Ka{Zoi] <MenuGroup ID="BBC">
5Oq ;V:7 <MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
Vrh],xK7 <MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
MEUqQ4/Gl ......
WQL`;uIX h]P$L> 最好将你的aspnetmenu升级到1.2版
mX_`rvYII jXZNr 21.读取DataGrid控件TextBox值
|pY0IqO foreach(DataGrid dgi in yourDataGrid.Items)
RoRVu,1 {
iKY&gnu" TextBox tb = (TextBox)dgi.FindControl("yourTextBoxId");
SbivW5|61 tb.Text....
X_l,fu^C#$ }
)v0vdAh'b
(5_(s`q. 23.在DataGrid中有3个模板列包含Textbox分别为 DG_ShuLiang (数量) DG_DanJian(单价) DG_JinE(金额)分别在5.6.7列,要求在录入数量及单价的时候自动算出金额即:数量*单价=金额还要求录入时限制为 数值型.我如何用客户端脚本实现这个功能?
hBu=40K ;0gpS y$# 〖思归〗
mo$*KNW%\ <asp:TemplateColumn HeaderText="数量">
+Z*%,m=N( <ItemTemplate>
I),8EEf\ <asp:TextBox id="ShuLiang" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_ShuLiang")%>’
4[q *7m onkeyup="javascript:DoCal()"
JK`P
mp> />
5yI D% {{,%p#/b <asp:RegularExpressionValidator id="revS" runat="server" ControlToValidate="ShuLiang" ErrorMessage="must be integer" ValidationExpression="^\d+$" />
)' #(1
,1k </ItemTemplate>
_: K\v8 </asp:TemplateColumn>
Efl+`6`J a06DeRCej <asp:TemplateColumn HeaderText="单价">
oMbCljUC <ItemTemplate>
kpu^:N& <asp:TextBox id="DanJian" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_DanJian")%>’
(C%'I onkeyup="javascript:DoCal()"
i$bBN$<b< />
H_FhHX.2( sTz*tSwQv <asp:RegularExpressionValidator id="revS2" runat="server" ControlToValidate="DanJian" ErrorMessage="must be numeric" ValidationExpression="^\d+(\.\d*)?$" />
k_B^2= k~ue^^r} </ItemTemplate>
%?jf.p*kY </asp:TemplateColumn>
kz^G.5n Jt8 v=<@ <asp:TemplateColumn HeaderText="金额">
!Ao?bs' <ItemTemplate>
lOui{QU <asp:TextBox id="JinE" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_JinE")%>’ />
yNL71 >w4 </ItemTemplate>
Sj?'T@ </asp:TemplateColumn><script language="javascript">
4KnDXQ% function DoCal()
,+&j/0U {
rpmDr7G var e = event.srcElement;
DVl:s var row = e.parentNode.parentNode;
.$iIr:Tc> var txts = row.all.tags("INPUT");
SH.'E Hd if (!txts.length || txts.length < 3)
U<b!$"P9 return;
2}t wt icmDPq var q = txts[txts.length-3].value;
|sh U var p = txts[txts.length-2].value;
}UrtDXhA xo$ZPnf(zv if (isNaN(q) || isNaN(p))
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