What's New in Chrome 24

Google Chrome 24: A Detailed Look at the New Features

Six months have passed since my last update on Google Chrome's new features. While the browser has seen consistent improvements, attracting new users, significant breakthroughs have been less frequent. Chrome 24, released shortly after Firefox 18, may have slipped under the radar for some, but it packs several noteworthy enhancements for web developers.

Key Improvements in Chrome 24:

• MathML Support: Chrome now supports MathML, an XML schema for representing mathematical notation. This allows for the rendering of complex equations directly in the browser, eliminating the need for images. For example, the quadratic formula:

<code><math mode="display" xmlns="https://www.w3.org/1998/Math/MathML"><mrow><mi>x</mi><mo>=</mo><mfrac><mrow><mo form="prefix">−</mo><mi>b</mi><mo>±</mo><msqrt><msup><mi>b</mi><mn>2</mn></msup><mo>−</mo><mn>4</mn><mo>⁢</mo><mi>a</mi><mo>⁢</mo><mi>c</mi></msqrt></mrow><mrow><mn>2</mn><mo>⁢</mo><mi>a</mi></mrow></mfrac></mrow></math></code>

This feature is also available in Safari and Firefox, with partial support in Opera.

• IndexedDB Support: IndexedDB, a client-side data storage solution, offers a more robust alternative to localStorage and sessionStorage, providing advanced data structuring and indexing capabilities. Its inclusion in Chrome, Firefox, and IE10 marks a significant step forward in web application development.

• CSS Custom Filters (Experimental): Inspired by Adobe, custom filters allow for applying image and video-like effects to HTML content. While experimental and requiring webkit prefixes (enabled via about:flags), this feature promises exciting possibilities for visual enhancements.

• Styled Logging: The developer tools console now supports styled logging, mirroring Firebug's functionality. This allows for enhanced debugging through CSS styling of log messages. For example:

<code>console.log("%cBlue text!", "color:blue;");</code>

• Performance Enhancements: Google reports a substantial performance boost, exceeding 26% improvement over the previous year, particularly in startup times. The new performance tab (chrome://performance/, requires enabling in about:flags) allows for detailed performance monitoring.

• Bug Fixes: Over 20 bugs have been addressed, and a bounty program rewarded developers for identifying high-severity vulnerabilities.

Frequently Asked Questions (FAQ): (Note: This section has been significantly condensed and rephrased to avoid repetition and maintain conciseness.)

The FAQ section covers details on new features, JavaScript performance improvements, MathML support, security enhancements, system requirements, HTML5 support, update procedures, extension compatibility, cookie and privacy management, and browser customization options. These are all standard questions users might have about a new browser release and are readily answered through the release notes and other official Google Chrome documentation.

The above is the detailed content of What's New in Chrome 24. For more information, please follow other related articles on the PHP Chinese website!