[wp-hackers] Changeset 11804

[Will Anderson]

On Tue, Aug 11, 2009 at 4:17 PM, Otto <otto at ottodestruct.com> wrote:

> On Tue, Aug 11, 2009 at 2:32 PM, Chris Jean<gaarai at gaarai.com> wrote:
> > The code actually has that exact test in it. wp-login.php line 190-191:
> >
> >    if ( empty( $key ) )
> >        return new WP_Error('invalid_key', __('Invalid key'));
> >
> > What it's not doing is a check for an array, which is why this works. So
> > not only do you have to validate, you have to type check.
>
> I don't follow that. An empty array is still empty.
>
> http://php.net/manual/en/function.empty.php
>
>  The following things are considered to be empty:
>
>    * "" (an empty string)
>    * 0 (0 as an integer)
>    * "0" (0 as a string)
>    * NULL
>    * FALSE
>    * array() (an empty array)
>    * var $var; (a variable declared, but without a value in a class)
>
>
> -Otto
> Sent from Memphis, TN, United States
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>

But I'm pretty sure the array isn't empty. I think a print_r would output
something like...

Array(
    [0] => ''
)

Will Anderson
http://www.itsananderson.com/