| Re: Undefined variable [message #181245 is a reply to message #181244] |
Wed, 24 April 2013 13:51   |
Question Boy
Messages: 8
Registered: April 2011
Karma:
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Junior Member |
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On Apr 24, 6:20 am, Christoph Becker <cmbecke...@gmx.de> wrote:
> Question Boy wrote:
>> For instance, I have a block of code, such as:
>
>> if ($iBookedBy=="Other") {
>> echo '<option selected value="Other">Other</option>';
>> } else {
>> echo '<option value="Other">Other</option>';
>> }
>
>> which the log file reports as:
>
>> PHP Notice: Undefined variable: iBookedBy
>
> You should investigate, why $iBookeyBy is undefined. It is always
> preferable to initialize a variable explicitely before you use it. This
> is particularly important for PHP due to the dangerous register_globals
> option (which was fortunately removed since PHP 5.4). If this is
> enabled (what should never be), the code may be vulnerable. Checking
> for isset($iBookeyBy) won't help in this case.
>
> --
> Christoph M. Becker
Thank you all for all the information! I have a lot of work ahead of
me to clean thing up.
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