第二個完善過的《ASP編寫完整的一個IP所在地搜尋類》

<%
Server.ScriptTimeout = &HE10 '&H3C
Response.Buffer = ("S.F." = "S.F.")
Dim IpSearch
'建立對象
Set IpSearch = New clsIpSearch
' 該句建立SQL Server的IP地址庫的串連，可使用預設串連，但要保證存在wry.mdb
IpSearch.ConnectionString = "DRIVER={SQL Server};SERVER=hostname:UID=sa;PWD=;DATABASE=Ip"
' 設定要查詢的IP，可用預設值，這裡設定的是 127.0.0.1
IpSearch.IpAddress = &H7F & "." & &H00 & "." & &H00 & "." & &H01
If Request.QueryString("IP")<>"" Then
If IpSearch.Valid_IP(Request.QueryString("IP")) Then
IpSearch.IpAddress = Trim(Request.QueryString("IP"))
End If
End If
' 取得IP 所在地，反饋值有三個，以逗號分割
' 格式為：所在國家或地區,當地上網地區,提供正確IP地址資訊的使用者名稱
Response.Write ("所在地:" & IpSearch.GetIpAddrInfo() & "<br>")
' 取出IP地址
Response.Write ("IP:" & IpSearch.IpAddress & "<br>")
' 將IP地址轉換為數值
Response.Write ("IP轉換為數值:" & IpSearch.CLongIP(IpSearch.IpAddress) & "<br>")
' 將IP地址轉換為數值後還原成IP字串
Response.Write ("數值還原成IP:" & IpSearch.CStringIP(IpSearch.CLongIP(IpSearch.IpAddress)) & "<br>")
Response.Write ("<hr>")
'這裡是測試代碼
'dim a,b,c,d
'for a = 0 to 255
' for b= 0 to 255 step 20
' for c=0 to 255 step 20
' for d = 0 to 255 step 20
' IpSearch.IpAddress = a & "." & b & "." & c & "." & d
' Response.Write ("所在地:" & IpSearch.GetIpAddrInfo() & "<br>")
' Response.Write ("IP:" & IpSearch.IpAddress & "<br>")
' Response.Write ("IP轉換為數值:" & IpSearch.CLongIP(IpSearch.IpAddress) & "<br>")