2010/2/23 Daniel Egeberg <degeb...@php.net>
>
> 2010/2/23 Dasn <d...@lavabit.com>:
> > Hello guys, I try to use 'ReflectionFunction' to retrieve the info of a
> > function.
> > For example:
> > <?php
> >
> > $rf = new ReflectionFunction('strstr');
> > echo $rf;
> > ?>
> > =============== output ==================
> >
> > Function [ <internal:standard> function strstr ] {
> >
> > - Parameters [3] {
> > Parameter #0 [ <required> $haystack ]
> > Parameter #1 [ <required> $needle ]
> > Parameter #2 [ <optional> $part ]
> > }
> > }
> >
> > The problem is there's no 'return type' (i.e. 'string' in this example)
> > info about the function.
> >
> > Could you tell me how to retrieve the 'return type'?
> > Thanks.
> >
> >
> > --
> > Dasn
>
> That's not possible. Consider this function:
>
> function foo()
> {
> switch (rand(0, 1)) {
> case 0: return 42;
> case 1: return 'bar';
> }
> }
>
> What should the return type be?
Mixed?
http://www.php.net/manual/en/language.pseudo-types.php#language.types.mixed
>
> --
> Daniel Egeberg
>
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