Chilkat HOME ASP Visual Basic VB.NET C# Visual C++ C MFC Delphi FoxPro Java Perl PHP Python Ruby SQL Server VBScript
CanonicalizeUrlThe CanonicalizeUrl method is a utility function that canonicalizes a URL into a standard form to avoid duplicates. For example, "http://www.chilkatsoft.com/" and "http://www.chilkatsoft.com/default.asp" are the same URL.
import chilkat # The Chilkat Spider component/library is free. spider = chilkat.CkSpider() # Does a DNS lookup to find the default domain, which may or may not include the "www." depending on the DNS results. # Also domain names are converted to lowercase: print spider.canonicalizeUrl("http://www.ChilkatSoft.com/") # CanonicalizeUrl will drop the HTML fragment: print spider.canonicalizeUrl("http://www.chilkatsoft.com/purchase2.asp#buyZip") # If a username/password is in the URL, it gets dropped: print spider.canonicalizeUrl("http://username:password@www.chilkatsoft.com/purchase2.asp#buyZip") # Port 80 and 443 are dropped: print spider.canonicalizeUrl("http://www.chilkatsoft.com:80/purchase2.asp") print spider.canonicalizeUrl("https://www.paypal.com:443/") # Removes default pages: # default.asp, index.html, index.htm, default.html, index.htm, default.htm # index.php, index.asp, default.php, .cfm, .aspx, ,php3, .pl, .cgi, .txt, .shtml, .phtml print spider.canonicalizeUrl("http://www.chilkatsoft.com/index.asp") print spider.canonicalizeUrl("http://www.chilkatsoft.com/index.asp") print spider.canonicalizeUrl("http://www.chilkatsoft.com/index.php") print spider.canonicalizeUrl("http://www.chilkatsoft.com/index.pl") print spider.canonicalizeUrl("http://www.chilkatsoft.com/index.htm") # Output: # http://chilkatsoft.com/ # http://chilkatsoft.com/purchase2.asp # http://chilkatsoft.com/purchase2.asp # http://chilkatsoft.com/purchase2.asp # https://www.paypal.com/ # http://chilkatsoft.com/ # http://chilkatsoft.com/ # http://chilkatsoft.com/ # http://chilkatsoft.com/ # http://chilkatsoft.com/ |
Need a specific example? Send a request to support@chilkatsoft.com
© 2000-2008 Chilkat Software, Inc. All Rights Reserved.