How to terminate while loop if character matched '.' in c [closed]

Question

Closed. This question is not reproducible or was caused by typos. It is not currently accepting answers.

---

This question was caused by a typo or a problem that can no longer be reproduced. While similar questions may be on-topic here, this one was resolved in a way less likely to help future readers.

Closed 8 years ago.

Improve this question

char b;
while((b=getchar()) != '.' );
{
   printf("%c",b);       
}

If I had the following input in stdin abcd.

it should print a then b then c then d then detect the . and terminate although its simply printing a . instead of abcd

Answer 1

Remove the semicolon at the end of while condition

Answer 2

The semicolon at the end of the while loop makes it execute only once . It does not loop at all . Your program is simple a linear program with no looping .

Otherwise your program logic is fine .