Just to be clear, I can't use foreach(): foreach( <var> IN LISTS <list> )
I am doing a "yielded" approach to looping by using list( GET ) and list( LENGTH ) in combination. So I would need the list() functions to acknowledge empty elements. On Tue, Aug 6, 2013 at 3:04 PM, Robert Dailey <rcdailey.li...@gmail.com> wrote: > I've seen that list(LENGTH) will ignore empty elements in a list. Example: > > 1;2;;4;5 > > Length will be 4 here instead of 5. I was trying to come up with a way > to modify the list as a string prior to iterating it to give empty > elements some dummy value, so that the above example would appear as: > > 1;2;<empty>;4;5 > > However, this isn't going to work with string( REGEX REPLACE ) as the > modifications are not included in the continuation of the regex search > (I think positive lookbehind is needed here?). Basically this case > cannot be converted: > > ;;; > > to: > > <empty>;<empty>;<empty> > > Anyone know how I can iterate empty elements in a list? -- Powered by www.kitware.com Please keep messages on-topic and check the CMake FAQ at: http://www.cmake.org/Wiki/CMake_FAQ Kitware offers various services to support the CMake community. For more information on each offering, please visit: CMake Support: http://cmake.org/cmake/help/support.html CMake Consulting: http://cmake.org/cmake/help/consulting.html CMake Training Courses: http://cmake.org/cmake/help/training.html Visit other Kitware open-source projects at http://www.kitware.com/opensource/opensource.html Follow this link to subscribe/unsubscribe: http://www.cmake.org/mailman/listinfo/cmake
