Why is my while loop infinite?

I'm not sure why this loop is running infinitely; shouldn't it end as soon as nVal is equal to the value of inputM?:
clear;
clc;
inpuTm = input('Enter the value for m: ');
nVal = 2;
pofN = [0,1];
while nVal <= inpuTm
pNext = 2*(nVal-1)+(nVal-2);
pofN = [pofN,pNext];
end
disp(pofN);

Réponses (1)

dpb
dpb le 3 Nov 2018

0 votes

Yes, but neither nVal nor inpuTm are modified inside the while loop, so they remain unchanged and the loop either never executes or is an infinite loop depending upon the value of inpuTm.

4 commentaires

Delaney Andersen
Delaney Andersen le 4 Nov 2018
How do I fix that? If I change pNext to nVal, it should be modified and is still not working.
dpb
dpb le 4 Nov 2018
'Pends on what you're trying to accomplish...probably incrementing nVal in the loop I'd guess, but you don't indicate what you expect the result to be, specifically.
Delaney Andersen
Delaney Andersen le 4 Nov 2018
nVal should increase by 1 until it equals the 'inpuTm' to create a vector 'pofN' with nVal number of values.
Walter Roberson
Walter Roberson le 4 Nov 2018
Why not use a for loop?

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