how to take the value key in "edit text" and use it in formula coded in "push button"?

CODED UNDER PUSH BUTTON

N = 100; % i want this value "N" can be obtained from "edit text" so that I can varies the value of N, no need

Wo = pi/5;

t = -1:.001:11;

f = zeros(1,length(t));

for n = 1:2:N an = 4/(pi*n); f = f+ an*sin(Wo*n*t); end

plot(t,f)

axis([-1 11 -1.1 1.1])

title(['Fourier Series Representation w/ ' num2str(N) 'Terms'],'FontSize',16)

xlabel('Time')

ylabel('f(t)')

CODE UNDER EDIT TEXT (HELP ME WITH THIS)

[Stephen23]

duplicate:

https://www.mathworks.com/matlabcentral/answers/368135-how-to-call-number-inserted-in-edit-text-into-the-formula-that-i-have-code-in-push-button-for-gu