Re: [Dev-C++] scanf with gets

[Per W. <pw...@ia...>]

But fflush() is not portable for input streams!

It is only indended for flushing output streams. On a Linux, it would
return EOF and set errno to EBADF if the stream isn't opened for output.

/Per W

On Fri, 11 Apr 2003, Ricardo L=F3pez Ruiz wrote:

> scanf ( ) doesnot read the 'return' char,
> then it stays in the input buffer until the next reading.
> Two options for the next sentence:
> (1) If you read in the next sentence with gets( )
> the 'return' char is transformed in the
> empty char string:  " " =3D '\0' .
> (2) If you read a char in the next sentence with scanf( )
> the 'return' char it is transformed in the 'line jump'=3D'\n'.
>
> In consequence, if you dont want any strange/side effect in your input
> the best option I know after an entry with scanf( ) it's to free the
> input buffer:
>
>              fflush(stdin).
>
>
> Any other explanation is wellcome,
> but I hope it can help you,
> Ricardo.
>
>
>
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