Uniform Resource Locators (URLs) Scheme Port Number Query - PowerPoint PPT Presentation

Apr 19, 2023 •260 likes •315 views

Uniform Resource Locators (URLs) Scheme Port Number Query http://www.company.com:81/a/b/c.html?user=Alice&year=2008#p2 Host Name Hierarchical portion Fragment CS 142 Lecture Notes: URLs and Links Slide 1 <a> Examples Full

Uniform Resource Locators (URLs) Scheme Port Number Query http://www.company.com:81/a/b/c.html?user=Alice&year=2008#p2 Host Name Hierarchical portion Fragment CS 142 Lecture Notes: URLs and Links Slide 1
<a> Examples ● Full URL: <a href="http://www.xyz.com/news/2009.html">2009 News</a> ● Absolute location in same site: <a href="/stock/quote.html"> same as http://www.xyz.com/stock/quote.html ● Relative location: <a href="2008/March.html"> same as http://www.xyz.com/news/2008/March.html ● Anchor definition: <a name="sec3">...</a> ● New location, same page: <a href="#sec3"> CS 142 Lecture Notes: URLs and Links Slide 2
Other Uses of URLs ● Images: <img src="icon.gif" /> ● Stylesheets: <link rel="stylesheet" type="text/css" href="main.css" /> ● Embedded page: <iframe src="http://www.google.com" /> CS 142 Lecture Notes: URLs and Links Slide 3
CS 140 Lecture Notes: File Systems Slide 4

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