December 2008 web platform update

Now available in Chrome

Limited availability

• Array (initial support): Arrays are ordered lists of JavaScript values. Learn more.

• Array splice(): The array splice() method changes an array in-place. You can use it to delete items, overwrite items, or insert items, starting from an index. Learn more.

• Autofocus: The autofocus HTML attribute gives focus to an element on page load. Learn more.

• background-clip: The background-clip CSS property sets the extent of the background: the padding box, the content box, or the default border box. Learn more.

• HTTP/1.1: HTTP/1.1 is a network protocol used by browsers and servers. It has been superseded by HTTP/2 and HTTP/3. Learn more.

• window.print(): The window.print() method opens the browser's print dialog. Learn more.

• :read-only and :read-write: The :read-only and :read-write CSS pseudo-classes match elements that are read-only or read-write, respectively. For example, :read-only matches <input> and <textarea> elements with the readonly attribute. Learn more.

• tabindex: The tabindex HTML attribute make an element focusable, and defines the element's relative ordering for sequential focus navigation. Learn more.

• text-indent: The text-indent CSS property sets the size of the empty space (indentation) at the beginning of lines in a text. Learn more.

• XMLHttpRequest: The XMLHttpRequest API makes HTTP requests. It's the predecessor to fetch(). Also known as XHR. Learn more.

• zoom: The zoom CSS property scales the size of an element. Unlike the transform property, a zoomed element affects page layout. Learn more.