Re: Undefined Variables ?
| From: | Neil Freeman | Date: | Tue, 23 Oct 2001 17:05:00 +0000 |
| Subject: | Re: Undefined Variables ? | ||
| References: | 1 | Groups: | php.general php.windows |
| Request: | Send a blank email to php-general+get-71966@lists.php.net to get a copy of this message | ||
You can test if a variable has been set by using the command:
isset()
eg
if (isset($my_name))
echo "hi";
else
echo "no name set";
This will stop any undefined variable warnings.
Neil
Maurice Schalker wrote:
> After an update to 4.06 my guestbook isn´t working correct.
> Between de code, i get an error :
> Undefinde variable ? What went wrong?
>
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