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Re: missing variable [message #175846 is a reply to message #175845]

Sun, 30 October 2011 23:29

Jerry Stuckle
Messages: 2598
Registered: September 2010

Karma:

Senior Member

On 10/30/2011 3:57 PM, Denis McMahon wrote:
> On Sun, 30 Oct 2011 08:59:44 -0400, bill wrote:
>
>> if ($ptNum == "empty") return // do nothing, do not need to
>> create an empty appointment, as there is already an identical one
>> $hist = "empty appointment filled ". nowUS() ." by "
>> .$_SESSION['current_user'] . "\n";
>
> No ";" after the preceding "return"
>
> so without the $hist=""; line what you have is:
>
> if ($ptNum == "empty") return $hist = "empty appointment filled ". nowUS
> () ." by " .$_SESSION['current_user'] . "\n";
>
> In other words, the first $hist value after the return is only defined if
> it's being returned from the function, because it comes between the if
> ($ptNum == "empty") and the next ";"
>
> The // only creates comments to the end of line, it doesn't terminate the
> return
>
> So your if statement assigns the $hist value and immediately uses it as
> the return value, when what you want is to assign the value if you didn't
> return.
>
> Rgds
>
> Denis McMahon

Good eye, Dennis. I completely missed that one.

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Jerry Stuckle
JDS Computer Training Corp.
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[Message index]

		missing variable By: bill on Sat, 29 October 2011 19:42
		Re: missing variable By: Thomas Mlynarczyk on Sat, 29 October 2011 21:35
		Re: missing variable By: bill on Sun, 30 October 2011 12:59
		Re: missing variable By: Denis McMahon on Sun, 30 October 2011 19:57
		Re: missing variable By: Jerry Stuckle on Sun, 30 October 2011 23:29
		Re: missing variable By: Denis McMahon on Mon, 31 October 2011 00:37
		Re: missing variable By: bill on Mon, 31 October 2011 10:30

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