To avoid global variables, which is the best way to share variables among functions in a GUI in Matlab:
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1: Using setappdata/getappdata
2: Populating a structure other than 'handles' and then passing this structure as an argument to the functions
3: Populating 'handles' with multiple parameters and using it wherever required
4: Others ?
Is there a limit to the extent 'handles' can be populated with user data in a gui in matlab, ie is it advisable to keep populating the same structure(handles or user-defined) with any number of parameters
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