Thank you @Dormilich I am kind of new t php but I think the problem is not just there, I was not sure which operator to use to call switch statement elements, so I used this: $ans = $number + $op + $ans; which I believe is wrong in so many levels
Thank you @Dormilich I am kind of new t php but I think the problem is not just there, I was not sure which operator to use to call switch statement elements, so I used this: $ans = $number + $op + $ans; which I believe is wrong in so many levels