On Wednesday, September 18, 2013 at 12:53 PM, Leigh wrote:
> Hi Internals.
>
> How do you feel about expanding the is_* functions to accept multiple
> parameters similar to the way isset() already does?
>
> From the manual: "If multiple parameters are supplied then isset() will
> return TRUE only if all of the parameters are set. Evaluation goes from
> left to right and stops as soon as an unset variable is encountered."
>
> I am proposing that all of the is_* functions are allowed to take a
> variable number of parameters and will return true if all of the arguments
> satisfy what is being checked.
>
> i.e. is_null($a, $b, $c) would be the same as is_null($a) && is_null($b)
> && is_null($c)
>
> As well as producing much more succinct code and less function call
> overhead, I think this ties in nicely with the variadic and unpacking RFCs
> and is especially useful for parameters that cannot be typehinted; for
> example you would be able to something like:
>
> function doStuffWithNumbers(...$numbers) {
> if (!is_int(...$numbers)) {
> throw new InvalidArgumentException('blah');
> ...
>
> Thoughts?
are_int()
kindly,
nvartolomei
=)
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