Mathias Bynens • 6/13/2011

Unquoted attribute values in HTML and CSS/JS selectors

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This technical article details the specifications and conditions for using unquoted attribute values in HTML, a feature supported since HTML 2.0. It explains the syntax rules, common errors (like omitting quotes for values containing spaces), and how this affects CSS and JavaScript selectors. The post serves as a reference to clarify a frequently misunderstood aspect of HTML markup.

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#html #web standards #css selectors
Unquoted attribute values in HTML and CSS/JS selectors

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