JScript Blog

Blogs from the JScript team in Microsoft

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  • Blog Post: Versioning Language Features in JScript

    With Internet Explorer 8 we introduced several new JScript language features including native JSON support and accessor methods for Mutable DOM prototypes. Of course, any new language feature introduces compatibility risk and one of the main pieces of feedback we received was that we needed to provide...
  • Blog Post: What’s new in JScript for IE8

    During Beta1 and Beta2 pre-releases of IE8, we’ve blogged about the performance optimizations done in the Script engine and the addition of new language features such as native JSON support . We also provided details about the JScript Debugger and the JScript Profiler – that shipped as part IE8 Developer...
  • Blog Post: Internet Explorer 8 Final Available Now

    Internet Explorer 8 Final is now available in 25 languages. IE8 makes what real people do on the web every day faster, easier, and safer. Anyone running Windows Vista, Windows XP, and Windows Server can get 32-bit and 64-bit versions now from http://www.microsoft.com/ie8 . (Windows 7 users will receive...
  • Blog Post: Internet Explorer 8 Release Candidate Now Available

    Internet Explorer 8 Release Candidate Is Now Available . Here is post that would help you Upgrade to Internet Explorer 8 Release Candidate 1 . Note: The comments on this blog are blocked. Pl post your comments on the IE team blog , so that they can be collated at one place. Gaurav Seth...
  • Blog Post: JScript Debugger in Internet Explorer 8 Beta 2

    In Internet Explorer 8 Beta 2 JScript team has focused on improving developer productivity. You can read 'What’s new in JScript for IE8 Beta 2' and check out the JScript PM Channel 9 video to learn more. As part of our focus on developer productivity we have continued to invest in the IE8 Developer Tools...
  • Blog Post: Performance Optimization of Arrays - Part II

    Hello Friends, Hope you have read part I of this topic which I posted few days ago. If not then I would suggest going through that first as this post is just a continuation of that one. So coming to the point, here is the second reason - 2. “JavaScript arrays are sparse arrays” – JavaScript...
  • Blog Post: Insight into String Concatenation in JScript

    Hello Friends, Have you read my post on the String Concatenation issue? If yes, then I can sense your curiosity to know a little bit more about what went on behind the scenes. For example, what is the new algorithm used to get to the performance results projected in the blog, what were the issues...
  • Blog Post: IE8 Script Debugger - Under the Hood

    IE8 Beta1 (download available here ) now includes a Script debugger that is part of IE8 Developer Tools. This Script debugger was built by the JScript team and I hope you have been using it to fix all script errors when building your web applications. In this post I will be discuss the design of the...
  • Blog Post: JScript Debugger in Internet Explorer 8

    As Shreesh mentioned in his blog , Internet Explorer 8 has a built-in JScript debugger. With Internet Explorer Developer Tools you get a light weight JScript debugger that is well integrated in the browser and available out of the box. This is an in-proc debugger making sure that you don’t have to launch...
  • Blog Post: JScript in Internet Explorer 8 Beta 1 for Developers

    Making developers more productive through the design, development, and debug phases of web application development is one of the key goals for Internet Explorer 8. I’d like to take this opportunity to walk you through the features that the JScript team contributed to IE8 Beta 1 for Developers. Let...
  • Blog Post: Performance issues with "String Concatenation" in JScript.

    Hello Friends, I am Jaiprakash and work as a Developer in the Jscript team. There is not much to tell about me except one fact - I can’t recall the last time when any of my teammates called me by my name, they just call me JP J . I know, you have seen pretty cool blogs in past from my team mates and...
  • Blog Post: Using Jscript based IE Add-On to export data from any website

    Often times we browse to a website which has lot of data in tabular format, or we login to secure website which displays data like financial transactions etc. in a neatly formated tabular format. Sometimes we have a need to export such data into another tool, if the website supports such an export good...
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