jQuery can be used for DOM traversing, JS event handling, Web-based animations and simplifying Ajax interactions.
Here are some key features of "jQuery":
· Lightweight footprint
· CSS 3 compliant
· Support for basic XPath
· Cross-browser complaint
· Unit tested
· Extendable via plugins
· UI interface
· Special version of the library for mobile devices
· Community developed
What's New in This Release: [ read full changelog ]
· finish() only finishes last item of a set being .animate()d.
· 1.10.0 breaks relative animation
· SCRIPT70 Permission denied in selectors after iframe was submitted in IE9-10, jQuery 1.9.1 and 2.0.0