It means whatever the server wants it to mean. It's just passed to the server as part of the URL. In this particular case it looks like it requests a specific version of the file, much like the way you can request a specific version of the Google Maps API:
http://www.google.com/apis/maps/documentation/#The_Hello_World_of_Google_Map s And you're right, this doesn't have anything to do with jQuery. :-) -Mike > -----Original Message----- > From: jquery-en@googlegroups.com > [mailto:[EMAIL PROTECTED] On Behalf Of Guapo > Sent: Sunday, July 29, 2007 12:46 PM > To: jQuery (English) > Subject: [jQuery] question about import a js file into a webpage > > > this question is not related to jQuery. but it confused me > for a long time. i found some websites use the following > syntax to import a js file or a css file into a webpage, who > can explain what does the parameter after the "?" ? thanks. > ------------------------------------------- > <link href="/css/cobrand/no_cobrand.css?v=build-399_3_1424" > type="text/ css" rel="stylesheet"> </link> <script > src="/js/scripts.js?v=build-399_3_1424" type="text/ javascript"> > ------------------------------------------- > the upper text is from http://www.linkedin.com >