On Fri, May 21, 2010 at 17:02, MuFei <mufei4u@xxxxxxxxx> wrote:
> Hi Ashley,
> Your way works also great, But I have some question thought:
> When I only use the first half of the code you suggested:
> $question = (isset($_GET['question']));
> then use the $question in the switch it works as I want it.
> If I use the whole code( $question =
> (isset($_GET['question']))?$_GET['question']:'some default value
> here';), the results also are the same.
> My question is:
> What is the code from the "?"sign to the end for?
Ash gave you a ternary operator example.
http://php.net/manual/en/language.operators.comparison.php
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