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Re: Parameter passing question [message #173551 is a reply to message #173549]

Mon, 18 April 2011 19:07

Unrest
Messages: 10
Registered: April 2011

Karma:

Junior Member

Am Mon, 18 Apr 2011 18:54:19 +0000 schrieb Denis McMahon:

> The following should work:
>
> <?php
> if (isset($_GET['x'])) {
> if ($_GET['x'] === "") {
> // an empty string
> } else {
> // a non empty string
> }
> } else {
> // not defined
> }
> ?>
>
> Rgds
>
> Denis McMahon

no it won't. have a look at the other "thread" in here.
his problem is solved there, too. even with commented code! ;)

sidenote: isset evaluates to true only if the variable exists and is not
null.

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[Message index]

		Parameter passing question By: Chuck Lavin on Mon, 18 April 2011 17:03
		Re: Parameter passing question By: Denis McMahon on Mon, 18 April 2011 17:42
		Re: Parameter passing question By: Unrest on Mon, 18 April 2011 18:14
		Re: Parameter passing question By: Chuck Lavin on Mon, 18 April 2011 18:23
		Re: Parameter passing question By: Chuck Lavin on Mon, 18 April 2011 18:34
		Re: Parameter passing question By: Denis McMahon on Mon, 18 April 2011 19:04
		Re: Parameter passing question By: Chuck Lavin on Wed, 20 April 2011 06:49
		Re: Parameter passing question By: Unrest on Wed, 20 April 2011 09:28
		Re: Parameter passing question By: Thomas 'PointedEars' on Mon, 18 April 2011 18:28
		Re: Parameter passing question By: Unrest on Mon, 18 April 2011 18:45
		Re: Parameter passing question By: Curtis Dyer on Tue, 19 April 2011 03:28
		Re: Parameter passing question By: Chuck Lavin on Mon, 18 April 2011 18:20
		Re: Parameter passing question By: Denis McMahon on Mon, 18 April 2011 18:54
		Re: Parameter passing question By: Unrest on Mon, 18 April 2011 19:07
		Re: Parameter passing question By: Denis McMahon on Mon, 18 April 2011 19:19
		Re: Parameter passing question By: Unrest on Mon, 18 April 2011 19:40
		Re: Parameter passing question By: sheldonlg on Mon, 18 April 2011 19:11
		Re: Parameter passing question By: Denis McMahon on Mon, 18 April 2011 19:21
		Re: Parameter passing question By: Curtis Dyer on Tue, 19 April 2011 03:34

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