asp初学者常用的一些代码 -- Asp学习资料-- 编程爱好者博客

1.获得系统时间: <%=now()%>2.取得来访用的IP: <%=request.serverVariables("remote_host")%>3.获得系统,浏览器版本:<script>window.document.write("版本："+navigator.appName+navigator.appVersion+" browser.")</script>4.去除IE混动条:<body scroll="no"> <body style="overflow-y:hidden">5.进入网站,跳出广告:<script language="javascript">***********(''http://www.******.com'','''',''height=200,width=300,top=0,left=30'');// --></script>6.随机数:<%randomize%><%=(int(rnd()*n)+1)%>N为可改变数7.向上混动代码:<marquee direction="up" scrolldelay="200" style="font-size: 9pt; color: #FF0000; line-height: 150%; font-style:italic; font-weight:bold" scrollamount="2" width="206" height="207" bgcolor="#FFFF00">hhhhhhhhhhhhhhhhhhh</marquee>8.自动关闭网页:<script LANGUAGE="javascript"></script><p align="center">本页10秒后自动关闭,请注意刷新页面</p>9.随机背景音乐:<%randomize%><bgsound src="mids/<%=(int(rnd()*60)+1)%>.mid" loop="-1">可以修改数字，限制调用个数，我这里是６０个．10.自动刷新本页面:<script>  </script>11.ACCESS数据库连接:<%option explicitdim startime,endtime,conn,connstr,dbstartime=timer()'更改数据库名字db="data/dvBBS5.mdb"Set conn = Server.CreateObject("ADODB.Connection")connstr="Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" & Server.MapPath(db)'如果你的服务器采用较老版本Access驱动，请用下面连接方法'connstr="driver={Microsoft Access Driver (*.mdb)};dbq=" & Server.MapPath(db)conn.Open connstrfunction CloseDatabaseConn.closeSet conn = NothingEnd Function%>12.SQL数据库连接:<%option explicitdim startime,endtime,conn,connstr,dbstartime=timer()connstr="driver={SQL Server};server=HUDENQ-N11T33NB;uid=sa;pwd=xsfeihu;database=dvbbs" Set conn = Server.CreateObject("ADODB.Connection")conn.Open connstrfunction CloseDatabaseConn.closeSet conn = NothingEnd Function%>13.用键盘打开网页代码:<script language="javascript">function ctlent(eventobject) { if((event.ctrlKey && window.event.keyCode==13)||(event.altKey && window.event.keyCode==83)) { ***********('网址','','') } }</script>这里是Ctrl+Enter和Alt+S的代码自己查下键盘的ASCII码再换就行14.让层不被控件复盖代码:<div z-Index:2><object ***></object></div> ＃前面 <div z-Index:1><object ***></object></div> ＃后面 <div id="Layer2" style="position:absolute; top:40;width:400px; height:95px;z-index:2"><table height=100% width=100% bgcolor="#ff0000"><tr><td height=100% width=100%></td></tr></table><iframe width=0 height=0></iframe></div><div id="Layer1" style="position:absolute; top:50;width:200px; height:115px;z-index:1"><iframe height=100% width=100%></iframe></div>15.动网FLASH广告代码:<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash****lash.cab#version=5,0,0,0" width="468" height="60"><param name=movie value="images/yj16d****"><param name=quality value=high><embed src="images/dvbanner****" quality=high pluginspage="http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash"; type="application/x-shockwave-flash" width="468" height="60"></embed></object>16.VBS弹出窗口小代码:<script language=vbscript>msgbox"你还没有注册或登陆论坛","0","精品论坛"location.href = "login.asp"</script>16.使用FSO修改文件特定内容的函数function FSOchange(filename,Target,String) Dim objFSO,objCountFile,FiletempData Set objFSO = Server.CreateObject("Scripting.FileSystemObject") Set objCountFile = objFSO.OpenTextFile(Server.MapPath(filename),1,True) FiletempData = objCountFile.ReadAll objCountFile.Close FiletempData=Replace(FiletempData,Target,String) Set objCountFile=objFSO.CreateTextFile(Server.MapPath(filename),True) objCountFile.Write FiletempData objCountFile.Close Set objCountFile=Nothing Set objFSO = NothingEnd Function17.使用FSO读取文件内容的函数function FSOFileRead(filename) Dim objFSO,objCountFile,FiletempData Set objFSO = Server.CreateObject("Scripting.FileSystemObject") Set objCountFile = objFSO.OpenTextFile(Server.MapPath(filename),1,True) FSOFileRead = objCountFile.ReadAll objCountFile.Close Set objCountFile=Nothing Set objFSO = NothingEnd Function18.使用FSO读取文件某一行的函数function FSOlinedit(filename,lineNum)if linenum < 1 then exit functiondim fso,f,temparray,tempcntset fso = server.CreateObject("scripting.filesystemobject")if not fso.fileExists(server.mappath(filename)) then exit functionset f = fso.opentextfile(server.mappath(filename),1)if not f.AtEndofStream then tempcnt = f.readall f.close set f = nothing temparray = split(tempcnt,chr(13)&chr(10)) if lineNum>ubound(temparray)+1 then exit function else FSOlinedit = temparray(lineNum-1) end ifend ifend function19.使用FSO写文件某一行的函数function FSOlinewrite(filename,lineNum,Linecontent)if linenum < 1 then exit functiondim fso,f,temparray,tempCntset fso = server.CreateObject("scripting.filesystemobject")if not fso.fileExists(server.mappath(filename)) then exit functionset f = fso.opentextfile(server.mappath(filename),1)if not f.AtEndofStream then tempcnt = f.readall f.close temparray = split(tempcnt,chr(13)&chr(10)) if lineNum>ubound(temparray)+1 then exit function else temparray(lineNum-1) = lineContent end if tempcnt = join(temparray,chr(13)&chr(10)) set f = fso.createtextfile(server.mappath(filename),true) f.write tempcntend iff.closeset f = nothingend function20.使用FSO添加文件新行的函数function FSOappline(filename,Linecontent)dim fso,fset fso = server.CreateObject("scripting.filesystemobject")if not fso.fileExists(server.mappath(filename)) then exit functionset f = fso.opentextfile(server.mappath(filename),8,1)f.write chr(13)&chr(10)&Linecontentf.closeset f = nothingend function21.读文件最后一行的函数function FSOlastline(filename)dim fso,f,temparray,tempcntset fso = server.CreateObject("scripting.filesystemobject")if not fso.fileExists(server.mappath(filename)) then exit functionset f = fso.opentextfile(server.mappath(filename),1)if not f.AtEndofStream then tempcnt = f.readall f.close set f = nothing temparray = split(tempcnt,chr(13)&chr(10)) FSOlastline = temparray(ubound(temparray))end ifend function [NextPage] [推荐]利用FSO取得BMP，JPG，PNG，GIF文件信息(大小，宽、高等)<% '::: BMP, GIF, JPG and PNG ::: '::: This function gets a specified number of bytes from any ::: '::: file, starting at the offset (base 1) ::: '::: ::: '::: Passed: ::: '::: flnm => Filespec of file to read ::: '::: offset => Offset at which to start reading ::: '::: bytes => How many bytes to read ::: '::: ::: '::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: function GetBytes(flnm, offset, bytes) Dim objFSO Dim objFTemp Dim objTextStream Dim lngSize on error resume next Set objFSO = CreateObject("Scripting.FileSystemObject") ' First, we get the filesize Set objFTemp = objFSO.GetFile(flnm) lngSize = objFTemp.Size set objFTemp = nothing fsoForReading = 1 Set objTextStream = objFSO.OpenTextFile(flnm, fsoForReading) if offset > 0 then strBuff = objTextStream.Read(offset - 1) end if if bytes = -1 then ' Get All! GetBytes = objTextStream.Read(lngSize) 'ReadAll else GetBytes = objTextStream.Read(bytes) end if objTextStream.Close set objTextStream = nothing set objFSO = nothing end function '::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: '::: ::: '::: Functions to convert two bytes to a numeric value (long) ::: '::: (both little-endian and big-endian) ::: '::: ::: '::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: function lngConvert(strTemp) lngConvert = clng(asc(left(strTemp, 1)) + ((asc(right(strTemp, 1)) * 256))) end function function lngConvert2(strTemp) lngConvert2 = clng(asc(right(strTemp, 1)) + ((asc(left(strTemp, 1)) * 256))) end function '::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: '::: ::: '::: This function does most of the real work. It will attempt ::: '::: to read any file, regardless of the extension, and will ::: '::: identify if it is a graphical image. ::: '::: ::: '::: Passed: ::: '::: flnm => Filespec of file to read ::: '::: width => width of image ::: '::: height => height of image ::: '::: depth => color depth (in number of colors) ::: '::: strImageType=> type of image (e.g. GIF, BMP, etc.) ::: '::: ::: '::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: function gfxSpex(flnm, width, height, depth, strImageType) dim strPNG dim strGIF dim strBMP dim strType strType = "" strImageType = "(unknown)" gfxSpex = False strPNG = chr(137) & chr(80) & chr(78) strGIF = "GIF" strBMP = chr(66) & chr(77) strType = GetBytes(flnm, 0, 3) if strType = strGIF then ' is GIF strImageType = "GIF" Width = lngConvert(GetBytes(flnm, 7, 2)) Height = lngConvert(GetBytes(flnm, 9, 2)) Depth = 2 ^ ((asc(GetBytes(flnm, 11, 1)) and 7) + 1) gfxSpex = True elseif left(strType, 2) = strBMP then ' is BMP strImageType = "BMP" Width = lngConvert(GetBytes(flnm, 19, 2)) Height = lngConvert(GetBytes(flnm, 23, 2)) Depth = 2 ^ (asc(GetBytes(flnm, 29, 1))) gfxSpex = True elseif strType = strPNG then ' Is PNG strImageType = "PNG" Width = lngConvert2(GetBytes(flnm, 19, 2)) Height = lngConvert2(GetBytes(flnm, 23, 2)) Depth = getBytes(flnm, 25, 2) select case asc(right(Depth,1)) case 0 Depth = 2 ^ (asc(left(Depth, 1))) gfxSpex = True case 2 Depth = 2 ^ (asc(left(Depth, 1)) * 3) gfxSpex = True case 3 Depth = 2 ^ (asc(left(Depth, 1))) '8 gfxSpex = True case 4 Depth = 2 ^ (asc(left(Depth, 1)) * 2) gfxSpex = True case 6 Depth = 2 ^ (asc(left(Depth, 1)) * 4) gfxSpex = True case else Depth = -1 end select else strBuff = GetBytes(flnm, 0, -1) ' Get all bytes from file lngSize = len(strBuff) flgFound = 0 strTarget = chr(255) & chr(216) & chr(255) flgFound = instr(strBuff, strTarget) if flgFound = 0 then exit function end if strImageType = "JPG" lngPos = flgFound + 2 ExitLoop = false do while ExitLoop = False and lngPos < lngSize do while asc(mid(strBuff, lngPos, 1)) = 255 and lngPos < lngSize lngPos = lngPos + 1 loop if asc(mid(strBuff, lngPos, 1)) < 192 or asc(mid(strBuff, lngPos, 1)) > 195 then lngMarkerSize = lngConvert2(mid(strBuff, lngPos + 1, 2)) lngPos = lngPos + lngMarkerSize + 1 else ExitLoop = True end if loop ' if ExitLoop = False then Width = -1 Height = -1 Depth = -1 else Height = lngConvert2(mid(strBuff, lngPos + 4, 2)) Width = lngConvert2(mid(strBuff, lngPos + 6, 2)) Depth = 2 ^ (asc(mid(strBuff, lngPos + 8, 1)) * 8) gfxSpex = True end if end if end function '::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: '::: Test Harness ::: '::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: ' To test, we'll just try to show all files with a .GIF extension in the root of C: Set objFSO = CreateObject("Scripting.FileSystemObject") Set objF = objFSO.GetFolder("c:\") Set objFC = objF.Files response.write "<table border=""0"" cellpadding=""5"">" For Each f1 in objFC if instr(ucase(f1.Name), ".GIF") then response.write "<tr><td>" & f1.name & "</td><td>" & f1.DateCreated & "</td><td>" & f1.Size & "</td><td>" if gfxSpex(f1.Path, w, h, c, strType) = true then response.write w & " x " & h & " " & c & " colors" else response.write " " end if response.write "</td></tr>" end if Next response.write "</table>" set objFC = nothing set objF = nothing set objFSO = nothing%> [NextPage] 24.点击返回上页代码:<form> <p><input TYPE="button" value="返回上一步" onCLICK="history.back(-1)"></p></form>24.点击刷新代码:<form> <p><input TYPE="button" value="刷新按钮一" onCLICK="ReloadButton()"></p></form><script language="javascript"></script>24.点击刷新代码2:<form> <p><input TYPE="button" value="刷新按钮二" onClick="history.go(0)"> </p></form><form> <p><input TYPE="button" value="打开一个网站" onCLICK="HomeButton()"></p></form><script language="javascript"></script>25.弹出警告框代码:<form> <p><input TYPE="button" value="弹出警告框" onCLICK="AlertButton()"></p></form><script language="javascript"></script>26.状态栏信息<form> <p><input TYPE="button" value="状态栏信息" onCLICK="StatusButton()"></p></form><script language="javascript"></script>27.背景色变换<form> <p><input TYPE="button" value="背景色变换" onClick="BgButton()"></p></form><script>function BgButton(){if (document.bgColor=='#00ffff') {document.bgColor='#ffffff';}else{document.bgColor='#00ffff';}}</script>28.点击打开新窗口<form> <p><input TYPE="button" value="打开新窗口" onCLICK="NewWindow()"></p></form><script language="javascript"></script></body> 29.分页代码:<%''本程序文件名为：Pages.asp%><%''包含ADO常量表文件adovbs.inc，可从"\Program Files\Common Files\System\ADO"目录下拷贝%><%''＊建立数据库连接，这里是Oracle8.05数据库 Set conn=Server.CreateObject("ADODB.Connection") conn.Open "Provider=msdaora.1;Data Source=YourSrcName;User ID=YourUserID;Password=YourPassword;" Set rs=Server.CreateObject("ADODB.Recordset") ''创建Recordset对象 rs.CursorLocation=adUseClient ''设定记录集指针属性 ''＊设定一页内的记录总数，可根据需要进行调整 rs.PageSize=10 ''＊设置查询语句 StrSQL="Select ID,姓名,住址,电话 from 通讯录 Order By ID" rs.Open StrSQL,conn,adOpenStatic,adLockReadOnly,adCmdText%><HTML><HEAD><title>分页示例</title><script language=javascript> //点击"[第一页]"时响应： function PageFirst() { document.MyForm.CurrentPage.selectedIndex=0; document.MyForm.CurrentPage.onchange(); } //点击"[上一页]"时响应： function PagePrior() { document.MyForm.CurrentPage.selectedIndex--; document.MyForm.CurrentPage.onchange(); } //点击"[下一页]"时响应： function PageNext() { document.MyForm.CurrentPage.selectedIndex++; document.MyForm.CurrentPage.onchange(); } //点击"[最后一页]"时响应： function PageLast() { document.MyForm.CurrentPage.selectedIndex=document.MyForm.CurrentPage.length-1; document.MyForm.CurrentPage.onchange(); } //选择"第？页"时响应： function PageCurrent() { //Pages.asp是本程序的文件名 document.MyForm.action='Pages.asp?Page='+(document.MyForm.CurrentPage.selectedIndex+1) document.MyForm.submit(); } </Script></HEAD><BODY bgcolor="#ffffcc" link="#008000" vlink="#008000" alink="#FF0000""> <%IF rs.Eof THEN Response.Write("<font size=2 color=#000080>[数据库中没有记录！]</font>") ELSE ''指定当前页码 If Request("CurrentPage")="" Then rs.AbsolutePage=1 Else rs.AbsolutePage=CLng(Request("CurrentPage")) End If ''创建表单MyForm,方法为Get Response.Write("<form method=Get name=MyForm>") Response.Write("<p align=center><font size=2 color=#008000>") ''设置翻页超链接 if rs.PageCount=1 then Response.Write("[第一页] [上一页] [下一页] [最后一页] ") else if rs.AbsolutePage=1 then Response.Write("[第一页] [上一页] ") Response.Write("[<a href=javascript:PageNext()>下一页</a>] ") Response.Write("[<a href=javascript:PageLast()>最后一页</a>] ") else if rs.AbsolutePage=rs.PageCount then Response.Write("[<a href=javascript:PageFirst()>第一页</a>] ") Response.Write("[<a href=javascript:PagePrior()>上一页</a>] ") Response.Write("[下一页] [最后一页] ") else Response.Write("[<a href=javascript:PageFirst()>第一页</a>] ") Response.Write("[<a href=javascript:PagePrior()>上一页</a>] ") Response.Write("[<a href=javascript:PageNext()>下一页</a>] ") Response.Write("[<a href=javascript:PageLast()>最后一页</a>] ") end if end if end if [NextPage] ''创建下拉列表框，用于选择浏览页码 Response.Write("第<select size=1 name=CurrentPage onchange=PageCurrent()>") For i=1 to rs.PageCount if rs.AbsolutePage=i then Response.Write("<option selected>"&i&"</option>") ''当前页码 else Response.Write("<option>"&i&"</option>") end if Next Response.Write("</select>页/共"&rs.PageCount&"页共"&rs.RecordCount&"条记录</font><p>") Response.Write("</form>") ''创建表格，用于显示 Response.Write("<table align=center cellspacing=1 cellpadding=1 border=1") Response.Write(" bordercolor=#99CCFF bordercolordark=#b0e0e6 bordercolorlight=#000066>") Response.Write("<tr bgcolor=#ccccff bordercolor=#000066>") Set Columns=rs.Fields ''显示表头 For i=0 to Columns.Count-1 Response.Write("<td align=center width=200 height=13>") Response.Write("<font size=2><b>"&Columns(i).name&"</b></font></td>") Next Response.Write("</tr>") ''显示内容 For i=1 to rs.PageSize Response.Write("<tr bgcolor=#99ccff bordercolor=#000066>") For j=0 to Columns.Count-1 Response.Write("<td><font size=2>"&Columns(j)&"</font></td>") Next Response.Write("</tr>") rs.movenext if rs.EOF then exit for Next Response.Write("</table>") END IF%></BODY></HTML>希望对于初学者有所帮助

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asp初学者常用的一些代码2006-10-10 09:41:00

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