lbl pack( radiobutton(toptext=" "variable=radiovalue= command=selectionr packanchor radiobutton(toptext=" ++"variable=radiovalue= command=selectionr packanchor radiobutton(toptext="java"variable=radiovalue= command=selectionr packanchor wlabel label(toplabel pack(top mainloop(outputfig output of radiobutton scrollbar it provides the scrollbar to the user so that the user can scroll the window up and down this widget is used to scroll down the content of the other widgets like listboxtext and canvas howeverwe can also create the horizontal scrollbars to the entry widget the syntax to use the scrollbar widget is give below =scrollbar(topoptions list of possible options is given below