ASP常用函數收藏

來源:互聯網
上載者:User
函數

************************************
'取得IP地址
'************************************
Function Userip()
Dim GetClientIP
'如果用戶端用了Proxy 伺服器,則應該用ServerVariables("HTTP_X_FORWARDED_FOR")方法
GetClientIP = Request.ServerVariables("HTTP_X_FORWARDED_FOR")
If GetClientIP = "" or isnull(GetClientIP) or isempty(GetClientIP) Then
'如果用戶端沒用代理,應該用Request.ServerVariables("REMOTE_ADDR")方法
GetClientIP = Request.ServerVariables("REMOTE_ADDR")
end if
Userip = GetClientIP
End function

'************************************
'轉換IP地址
'************************************
function cip(sip)
tip=cstr(sip)
sip1=left(tip,cint(instr(tip,".")-1))
tip=mid(tip,cint(instr(tip,".")+1))
sip2=left(tip,cint(instr(tip,".")-1))
tip=mid(tip,cint(instr(tip,".")+1))
sip3=left(tip,cint(instr(tip,".")-1))
sip4=mid(tip,cint(instr(tip,".")+1))
cip=cint(sip1)*256*256*256+cint(sip2)*256*256+cint(sip3)*256+cint(sip4)
end function

'************************************
' 彈出對話方塊
'************************************
Sub alert(message)
message = replace(message,"'","\'")
Response.Write ("<script>alert('" & message & "')</script>")
End Sub

'************************************
' 返回上一頁,一般用在判斷資訊提交是否完全之後
'************************************
Sub GoBack()
Response.write ("<script>history.go(-1)</script>")
End Sub

'************************************
' 重新導向另外的串連
'************************************
Sub Go(url)
Response.write ("<script>location.href('" & url & "')</script>")
End Sub

'************************************
' 指定秒數重新導向另外的串連
'************************************
sub GoPage(url,s)
s=s*1000
Response.Write "<SCRIPT LANGUAGE=javascript>"
Response.Write "window.setTimeout("&chr(34)&"window.navigate('"&url&"')"&chr(34)&","&s&")"
Response.Write "</script>"
end sub

'************************************
' 判斷數字是否整形
'************************************
function isInteger(para)
on error resume next
dim str
dim l,i
if isNUll(para) then
isInteger=false
exit function
end if
str=cstr(para)
if trim(str)="" then
isInteger=false
exit function
end if
l=len(str)
for i=1 to l
if mid(str,i,1)>"9" or mid(str,i,1)<"0" then
isInteger=false
exit function
end if
next
isInteger=true
if err.number<>0 then err.clear
end function

'************************************
' 獲得副檔名
'************************************
function GetExtend(filename)
dim tmp
if filename<>"" then
tmp=mid(filename,instrrev(filename,".")+1,len(filename)-instrrev(filename,"."))
tmp=LCase(tmp)
if instr(1,tmp,"asp")>0 or instr(1,tmp,"php")>0 or instr(1,tmp,"php3")>0 or instr(1,tmp,"aspx")>0 then
getextend="txt"
else
getextend=tmp
end if
else
getextend=""
end if
end function

' *-------------------------------------------
' * 函數:CheckIn
' * 描述:檢測參數是否有SQL危險字元
' * 參數:str要檢測的資料
' * 返回:FALSE:安全 TRUE:不安全
' * 作者:
' * 日期:
' *-------------------------------------------
function CheckIn(str)
if instr(1,str,chr(39))>0 or instr(1,str,chr(34))>0 or instr(1,str,chr(59))>0 then
CheckIn=true
else
CheckIn=false
end if
end function

' *-------------------------------------------
' * 函數:HTMLEncode
' * 描述:過濾HTML代碼
' * 參數:--
' * 返回:--
' * 作者:
' * 日期:
' *-------------------------------------------
function HTMLEncode(fString)
if not isnull(fString) then
fString = replace(fString, ">", ">")
fString = replace(fString, "<", "<")

fString = Replace(fString, CHR(32), " ")
fString = Replace(fString, CHR(9), " ")
fString = Replace(fString, CHR(34), """)
fString = Replace(fString, CHR(39), "'")
fString = Replace(fString, CHR(13), "")
fString = Replace(fString, CHR(10) & CHR(10), "</P><P> ")
fString = Replace(fString, CHR(10), "<BR> ")

HTMLEncode = fString
end if
end function

' *-------------------------------------------
' * 函數:HTMLcode
' * 描述:過濾表單字元
' * 參數:--
' * 返回:--
' * 作者:
' * 日期:
' *-------------------------------------------
function HTMLcode(fString)
if not isnull(fString) then
fString = Replace(fString, CHR(13), "")
fString = Replace(fString, CHR(10) & CHR(10), "</P><P>")
fString = Replace(fString, CHR(34), "")
fString = Replace(fString, CHR(10), "<BR>")
HTMLcode = fString
end if
end function



相關文章

聯繫我們

該頁面正文內容均來源於網絡整理,並不代表阿里雲官方的觀點,該頁面所提到的產品和服務也與阿里云無關,如果該頁面內容對您造成了困擾,歡迎寫郵件給我們,收到郵件我們將在5個工作日內處理。

如果您發現本社區中有涉嫌抄襲的內容,歡迎發送郵件至: info-contact@alibabacloud.com 進行舉報並提供相關證據,工作人員會在 5 個工作天內聯絡您,一經查實,本站將立刻刪除涉嫌侵權內容。

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.