Spell checking URLs in a resource

摘要

Methods, systems, and computer program products are provided for spell checking URLs in a resource. Embodiments include identifying within a resource a URL, determining whether the URL is valid, and marking the URL as misspelled if the URL is invalid. In typical embodiments, determining whether the URL is valid is carried out by resolving a domain name contained in the URL. Typical embodiments also include suggesting an alternative spelling for the URL. In some embodiments, suggesting an alternative spelling for the URL is carried out by identifying a keyword in the resource, querying a search engine with the identified keyword, and selecting a URL in dependence upon search results returned by the search engine.

主权项

1. A method for spell checking URLs in a resource, the method comprising:
identifying, within a resource, a URL; determining whether the URL is valid, including determining whether a domain name contained in the URL resolves to an Internet Protocol (‘IP’) address; if the URL is invalid,
marking the URL as misspelled to generate a marked URL; andsuggesting an alternative spelling for the URL and displaying the marked URL; and if the domain name contained in the URL resolves to an Internet Protocol (‘IP’) address, determining whether to suggest an alternative URL wherein determining whether to suggest an alternative URL further comprises:
downloading a resource from a network address identified by URL; andcomparing the downloaded resource with the resource containing the URL.