<%
id=format(Request.Form("textfield"))
' Function that eliminates singles "'" and spaces in input strings
' And some other things to avoid SQL injection attacks
Function format(st)
dim stnew
stnew = st
stnew = Replace(stnew,"'","''")
stnew = Replace(stnew,"""","")
stnew = Replace(stnew,"--","")
stnew = Replace(stnew,"DELETE","")
stnew = Replace(stnew,"UPDATE","")
stnew = Replace(stnew,"DROP","")
stnew = Replace(stnew,"SELECT","")
stnew = Replace(stnew,"INSERT","")
stnew = Server.HTMLEncode(stnew)
format = Trim(stnew)
End Function
Set connection = Server.CreateObject("ADODB.Connection")
connection.Open("customers")
SQL="SELECT * FROM Phone WHERE Phone_Number like '"& id &"';"
Set list=connection.Execute(SQL)
If list.EOF then Response.Redirect("./phonenotfound.asp")
%>
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