jquery.mobile 1.4.5 Uncaught TypeError: Cannot read property 'concat' of undefined
jQuery mobile is locked to some versions of jQuery! You will find a text of
jQuery Mobile 1.3.0 supports versions of jQuery core 1.7.2 – 1.9.1 and we’re actively testing the upcoming 2.0 version too. We will be keeping in sync with their releases to let you take full advantage of the new goodness.
UPDATE
jQuery mobile now works with 2.x versions too, though version 3 still returns the mentioned error.
Use latest version 1.5 ( It is available at: code.jquery.com):
http://code.jquery.com/mobile/1.5.0-rc1/jquery.mobile-1.5.0-rc1.min.js
its relative to main jquery cdn version . the js files and css must be same version
you can use these to getter: