Which version of Visual studio 2012 (Express/standard/pro/ultimate)
do I need if I want to write custom code in InfoPath 2013 forms?
In 2010 you only needed " Visual Studio Tools for Applications".
I have installed "Visual Studio 2012 Express" and "Microsoft Visual
Studio tools for applications 2012" but I still get an error when I
press CodeEditor in InfoPath 2013 saying thant i need to install