The jQuery library has a passionate community of developers, and it is now the most widely used JavaScript library on the web today. So, Our Microsoft ASP.NET team one step forward to use the jQuery in ASP.NET.
when you create new ASP.NET Web Forms and ASP.NET MVC projects with VS 2010, the core jQuery library is now automatically added to your project.
Earlier this year at the MIX 2010 conference they're announced that Microsoft would also begin contributing code to the jQuery project.
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