<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>CSS Test: Selectors: Attribute selectors: Substring matching with the universal selector</title> <style type="text/css"> @page { font: italic 8pt sans-serif; color: gray; margin: 7%; counter-increment: page; @top-left { content: "CSS 2.1 Conformance Test Suite"; } @top-right { content: "Test attribute-007"; } @bottom-right { content: counter(page); } } </style> <link rel="author" title="Gabriele Romanato" href="mailto:gabriele.romanato@gmail.com"/> <link rel="help" href="http://www.w3.org/TR/CSS21/selector.html#attribute-selectors"/> <meta name="flags" content=""/> <meta name="assert" content="Browsers should apply each rule to the elements which have an hyphen-separated list of attribute values"/> <style type="text/css"> [id|="foo"] {color: purple} [class|="foo"] {color: black} *[lang|="en"] {color: blue} </style> </head> <body> <p id="foo-moo">This text should be purple.</p> <div class="foo-moo-too">This text should be black.</div> <h4 lang="en-us">This text should be blue.</h4> </body> </html>