Re: XForms: strcmp

From: Steve Lamont (spl@ncmir.ucsd.edu)
Date: Thu Nov 23 2000 - 18:50:30 EST

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    # To subscribers of the xforms list from Steve Lamont <spl@ncmir.ucsd.edu> :

    > > How about
    > >
    > > if (*string == '\0')....
    > >
    >
    > No, this won't work either. Don't confuse address with the
    > actual characters. What that x_form function returns is that the
    > _adrress_ of the object is null. Here u are comparing that, the
    > actual character pointed to by the address is nulbyte. So these are
    > 2 different things.

    Well, if the original poster was to be believed, the intent was to
    determine whether the string was empty (""). This is the equivalent
    of

            string[0] == '\0'

    or

            *string == '\0'

    This is definitely different than

            string == NULL

                                                            spl
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