jQuery 2.0 was released on April 18 2013.

jQuery 2.0 Release Highlights

  • Drops support for Internet Explorer 6, 7 and 8
  • 12 percent smaller for increased performance
  • Custom builds for even smaller files
  • jQuery 1.9 API equivalence

*jQuery 1.9 will still be available to support IE


How to use both jQuery 2.0 and 1.9

This will help support older versions of IE.

Conditional Code:

Plugin-in (upgrade guide):

*Enter the code below, then check your browser’s console.

See some benchmark tests or create your own.

Read more on the official jQuery 2.0 release.

jQuery 2.0, jQuery 2.0 Release, How to use both jQuery 2.0 and 1.9, jQuery 2.0 Released

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