That's it!
Thank you very much, you have the answer.
I wonder why the programmer did not write the following line instead:
if (strlen(trim($val))) {
// Do the job here
}
Anyways, you just proved that I did not fix the bug! Now I have to work even
more! :-P
Thanks
"Matthias Nothhaft" <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
> Hi,
>
> ^ inside [] means "not the following chars", so your expression means:
>
> if ($val contains no space " ", no tab "\t" and no newline "\n") {
> //do the job ...
> }
>
> Regards,
> Matthias
>
>
>
> Ben wrote:
> > I need someone to tell me exactly what this regular-expression means:
> > if(ereg("[^ \t\n]",$val)) {
> > // do the job here
> > }
> >
> > I'm looking for an intermittent bug, and I need to understand this to
make
> > sure I have found the bug.
> >
> > Thanks
> >
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