Re: while()

["John E. Davis" <davis>]

Richard van Zon <rvanzon@xxxxxxxxxxxx> wrote:
>Hi,
>
>Am I right that this little piece of code doesn't work ?
>I get an stack underflow with it :
>
>while((handle=getnextresult())!=NULL)
>{
>  ...
>}

Assigment expressions do not return a value.  Hence, you are comparing
NOTHING to NULL.  You can use the comma operator:

   while (handle = getnextresult (), handle != NULL)
     {
        .
	.
     }

--John