> > Can someone explain why the below switch matches the 0 element?
> >
> > $ cat switch.php
> > <?php
> >
> > $tmp = array(
> > 'foo' => 1,
> > 'bar' => 2,
> > 'zap',
> > );
> >
> > foreach ($tmp as $key => $val) {
>
> Nevermind - $key is an int so 'foo' is being cast to an int which
> evaluates to 0.
>
> I think I would prefer that switch be a little more explicit.
>
> > switch ($key) {
> > case 'foo':
> > case 'bar':
> > echo "[$key][$val]\n";
> > break;
> > }
> > }
> >
> > $ php -f switch.php
> > [foo][1]
> > [bar][2]
> > [0][zap]
Should switch be more explicit, or should the programmer? :) Don't depend
on auto type casting...
H
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