Daniel Brown wrote:
> On Jan 4, 2008 12:52 PM, afan pasalic <afan@xxxxxxxx> wrote:
>> I think you didn't understand my question: I know why the function work
>> in 2nd example. My question was why I'm not getting the result in 1st
>> example? What am I doing wrong. And, as far as I know, I think it
>> doesn't have anything with GLOBALS (register_globals are anyway turned off).
>
> Also, keep in mind that, in the else{} clause of the first
> function, you're not using return; to send back the information. In
> my opinion, you shouldn't call a function from within its own
> definition because it can cause a loop if the conditions are met and
> the else{} clause is reached over and over again. If there is a
> situation where get_content(0, 0, $index1); doesn't return any rows,
> the function will loop eternally (that is, until PHP gets dizzy and
> gives up).
>
that's "recursive" function and it can call itself (though, you're
right, if you are not careful you can finish in loop :)).
and I think I don't need return in "else" statement because the result
to be send "back" is in "if" statement.
-afan
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