Get Base Domains

Demonstrates how to accumulate a list of unique domain names referenced from outbound URLs.

Download Chilkat Spider ActiveX

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body>
<%
' The Chilkat Spider component/library is free.
set spider = Server.CreateObject("Chilkat.Spider")

set domainList = Server.CreateObject("Chilkat.CkStringArray")

' Set the Unique property so that duplicates are not added.
domainList.Unique = 1

' Crawl the home page of joelonsoftware.com and get the outbound URLs
spider.Initialize "www.joelonsoftware.com"
spider.AddUnspidered "http://www.joelonsoftware.com/"

success = spider.CrawlNext()

' Build a list of unique domains.

For i = 0 To spider.NumOutboundLinks - 1
    url = spider.GetOutboundLink(i)
    domainList.Append spider.GetDomain(url)
Next

' Display the domains.
For i = 0 To domainList.Count - 1
    Response.Write domainList.GetString(i) & "<br>"
    Response.Write spider.GetBaseDomain(domainList.GetString(i)) _
         & "<br>" & "<br>"
Next
%>
</body>
</html>

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