Shift result of fft of sinc at certain frequency

I have a sinc function in time domain and I would like to do its fft which should be a rect And then I want to shift this fft at certain frequency say 200 Hz

[Image Analyst]

OK, good luck.

[Mohamed Ashraf]

What should I do?? I need a code or at least a guide @Image Analyst

Answer 1

[Abhishek Ballaney]

https://in.mathworks.com/help/matlab/ref/fft.html

[Mohamed Ashraf]

Sorry but it didn't help as it shifts the signal around the zero and that not what I want