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Posted by lawrence k on 04/16/07 16:45
On Apr 16, 1:48 am, "Martin Mandl - m2m tech support"
<martin.ma...@gmail.com> wrote:
> On Apr 16, 7:19 am, "lawrence k" <lkrub...@geocities.com> wrote:
>
> > One thing I like about Ruby is the use of symbols when passing
> > function parameters to a function. One thing I dislike about PHP is
> > that if a function has 4 optional parameters but you want to do
> > something with the 4th one, you need to put in something, perhaps
> > empty strings, for the first 3 parameters, even though you've no
> > interest in using them.
>
> Dear Lawrence,
>
> try to modify your function from
>
> function dummy($param1 = '', $param2 = '', $param3 = '', $param4 =
> '') {
> if ($param1) echo $param1;
> if ($param2) echo $param2;
> if ($param3) echo $param3;
> if ($param4) echo $param4;
> }
>
> to
>
> function dummy(&$params) {
> if (isset($params['first'])) echo $params['first'];
> if (isset($params['second'])) echo $params['second'];
> if (isset($params['third'])) echo $params['third'];
> if (isset($params['forth'])) echo $params['forth'];
> }
I should just always remember to pass an associative array instead of
a list of arguments? Well, okay, that is kind of obvious. The syntax
is slightly cleaner in Ruby, but sure, we can all do that in PHP too.
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