Axes of plotted figure not complet (Matlab)

Dear members

I have a program in which the figure resulted is not complet. It means the black line from the top and from the right is absent.

Can anyone tell me how to obtain a complet figure

Answer 1

[VBBV]

%if true
box on

Use this command to get the black lines top and right sides like you want.

[VBBV]

box on

[Afluo Raoual]

@VBBV Thank you so much, it works