I have a phonegap app w/ jQuery 1.9.1 Worked great as long as the username doesn\'t have \'@\' symbol in it (like in email addresses). It only fails on iOS.
I suspec
I would bet the problem is not using a contentType : "application/x-www-form-urlencoded"
.
Anyway, you should definitely debug your Webview against a real device, to look for xhr errors on the Safari console. If you are not familiar with Safari remote debugging, it's easy: