how to pass variable through functions in gui?

when i use GUI I was have hard time with something. When I press a push button, a series of calculations are performed. After that, when a different button is pushed, I need to use some of the variables created when the previous button was pushed. Thanks,

Answer 1

[Sean de Wolski]

http://blogs.mathworks.com/videos/2011/11/23/passing-data-between-guide-callbacks-without-globals-in-matlab/

[Isee You]

i use this function

http://www.mathworks.com/help/matlab/ref/setappdata.html

Answer 2

[Image Analyst]

http://matlab.wikia.com/wiki/FAQ#How_can_I_share_data_between_callback_functions_in_my_GUI.28s.29.3F