Variable

Class to define value holders for e.g. buttons. Subclasses StringVar, IntVar, DoubleVar, BooleanVar are specializations that constrain the type of the value returned from get().

Tkinter Class API Reference Contents

tkinter.Variable(master=None, value=None, name=None)

Class to define value holders for e.g. buttons. Subclasses StringVar, IntVar, DoubleVar, BooleanVar are specializations that constrain the type of the value returned from get().

get()
set(value) ... aka initialize
trace_add(mode, callback)
trace_info()
trace_remove(mode, cbname)
trace_variable(mode, callback) ... aka trace
trace_vdelete(mode, cbname)
trace_vinfo()