2009/8/1 João Eiras <jo...@opera.com>: >> >> >> How can one in a script check for UA support? >> else if(localStorage){} >> does not work for Opera**. > > Hi. > This obviously does not work because you need to prefix localStorage with > window "if(window.localStorage)" else the script breaks because localStorage > is a undefined identifier while window.localStorage looks up a property in > the window. Different things, specific to ecmascript itself.
No, the window object is the global object where all global variables are defined. Try the following: <script> a = 10; alert(window.a); </script> / Jonas