Re: Variable question
| From: | David Harkness | Date: | Sat, 01 Oct 2011 19:00:24 +0000 |
| Subject: | Re: Variable question | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-315104@lists.php.net to get a copy of this message | ||
On Sat, Oct 1, 2011 at 10:59 AM, Ron Piggott <ron.php@actsministries.org>wrote:
> If $correct_answer has a value of 3 what is the correct syntax needed to
> use echo to display the value of $trivia_answer_3?
You can use variable variables [1] to access the variable by building its
name in a string:
$name = 'trivia_answer_' . $correct_answer;
echo $$name;
Peace,
David
[1] http://php.net/manual/en/language.variables.variable.php