How to calculate a printed arithmetic

for A=1:3
if A==1
fprintf('2')
elseif A==2
fprintf('+')
elseif A==3
fprintf('3')
end
end
I want represent numbers and operations with code numbers. But when I run this code I get an output
2+3>>
but it doesnt give me the solution. I want to get an output which gives me 5. Please help

Answer 1

[Chunru]

str = [];
for A=1:3
    if A==1
        str = [str sprintf('2')];
    elseif A==2
        str = [str sprintf('+')];
    elseif A==3
        str = [str sprintf('3')];
    end
end
str

str = '2+3'

eval(str)

ans = 5

[Ernest Adamtey]

It worked thank you very much.

[Chunru]

If it worked, please consider to accept the answer.