Get Size of Download using HTTP HEAD

Get the size of a download using an HTTP HEAD request.

Download Chilkat HTTP ActiveX

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body>
<%
set http = Server.CreateObject("Chilkat.Http")

'  Any string unlocks the component for the 1st 30-days.
success = http.UnlockComponent("Anything for 30-day trial.")
If (success <> 1) Then
    Response.Write http.LastErrorText & "<br>"

End If

Set resp = http.GetHead("http://www.chilkatsoft.com/download/ChilkatDotNet2.msi")
If (resp Is Nothing ) Then
    Response.Write http.LastErrorText & "<br>"
Else

    sizeStr = resp.GetHeaderField("Content-Length")
    If (sizeStr = vbNullString ) Then
        Response.Write "No content-length header field" & "<br>"
    Else
        '  Show the size of the file.
        '  You may convert the size string to an integer...
        Response.Write sizeStr & "<br>"
    End If

End If


%>
</body>
</html>