area under curve for just 1 period

hi i have a periodic function x_plot and id like to find the area under the curve for only one period. how would i be able to do preferably using numerical integration (sum of x(t)dt from t=0 to T) i tried to just type what i just did but cant do a calculation on it using 0 im a beginner and dont know much about matlab yet

Answer 1

[Honglei Chen]

There are many integration methods in MATLAB, just pick one of them.

doc quad
doc quadl
doc integral

I'll use quad as an example. Let's say I want to integrate a sin function, which has a period of 2*pi,

quad(@sin,0,2*pi)