Internet Explorer 10 extends the JavaScript enhancements of Windows Internet Explorer 9 with new support for Typed Arrays and ECMAScript 5 (ES5) strict mode.

Important These features work identically in Internet Explorer 10 and Windows apps using JavaScript.

In this section

Topic Description

ES5 strict mode

Strict mode is intended to improve error checking and to identify script that might not be resilient to future versions of JavaScript.

Typed arrays

You can use typed arrays to handle binary data from sources such as network protocols, binary file formats, and raw graphics buffers. Typed arrays can also be used to manage in-memory binary data with well-known byte layouts.

Internet Explorer 10 Guide for Developers