| Re: Undefined variable [message #181238 is a reply to message #181237] |
Wed, 24 April 2013 03:27   |
Question Boy
Messages: 8
Registered: April 2011
Karma:
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Junior Member |
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On Apr 23, 11:08 pm, Richard Yates <rich...@yatesguitar.com> wrote:
> On Tue, 23 Apr 2013 19:16:54 -0700 (PDT), Question Boy
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> <question....@hotmail.com> wrote:
>> I have an simple MySQL/PHP app and it appears to be functional but the
>> webmaster has informed me that it is throwing lots of errors. So he
>> showed me the log file and I am trying to remedy the issues, but have
>> a question.
>
>> For instance, I have a block of code, such as:
>
>> if ($iBookedBy=="Other") {
>> echo '<option selected value="Other">Other</option>';
>> } else {
>> echo '<option value="Other">Other</option>';
>> }
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>> which the log file reports as:
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>> PHP Notice: Undefined variable: iBookedBy
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>> Now I thought of trying:
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>> if (isset($iBookedBy)==TRUE && $iBookedBy=="Other") {
>> echo '<option selected value="Other">Other</option>';
>> } else {
>> echo '<option value="Other">Other</option>';
>> }
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>> but am not sure if the server will break because the variable isn't
>> set or if it will still throw an error because of the second,
>> original, part of the if statement? Is this a good way to handle the
>> problem, or am I going about this the wrong way and there is a better
>> method?
>
>> Thank you for your help.
>
>> QuestionBoy
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> 1. Yes, it will prevent the error notice.
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> 2. You do not need the ==TRUE. isset($iBookedBy) means the same
> isset($iBookedBy)==TRUE.
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> 3. Your asking the question suggests that you are trying to write code
> and run it directly on a production server rather than testing on a
> local server. The webmaster will be happier, and you will be much more
> productive, if you set up a local server like WAMP.
Thank you for the reply.
I was always under the impression that it was always beneficial to
explicitly put ==TRUE to avoid any arbitrary interpretations. I won't
waste my time anymore.
My test server was not reporting any errors. I will look into which
setting has to be changed.
Thank you once again.
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