Thanks all!
Jeff
> -Original Message-
> From: Chris Sherwood [mailto:[EMAIL PROTECTED]
> Sent: Thursday, September 25, 2003 4:15 PM
> To: Jeff McKeon; [EMAIL PROTECTED]
> Subject: Re: [PHP] Understanding code.. again
>
>
> Yes the null is ignored when a var
Jeff McKeon wrote:
Ok, so if an argument is supplied to the function, the "= null" is
ignored?
Yep.
- Brad
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Yes the null is ignored when a var is passed
<-- SNIP-->
Ok, so if an argument is supplied to the function, the "= null" is
ignored?
Jeff
<-- snip -->
chris
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Jeff McKeon said the following on 9/25/2003 4:00 PM>>
In the following code...
--snip--
--snip--
What is the purpose in the function def of "($msgvar = null)"?? Why not
just "function showmessage($msgvar)"??
It's to set a default value if no argument is passed to the function
when called like
Ok, so if an argument is supplied to the function, the "= null" is
ignored?
Jeff
> -Original Message-
> From: Brad Pauly [mailto:[EMAIL PROTECTED]
> Sent: Thursday, September 25, 2003 4:09 PM
> To: Jeff McKeon
> Cc: [EMAIL PROTECTED]
> Subject: Re: [PHP
Jeff McKeon wrote:
Function Showmessage($msgvar = null)
{
echo $msgvar;
}
?>
--snip--
What is the purpose in the function def of "($msgvar = null)"?? Why not
just "function showmessage($msgvar)"??
That sets a default value for $msgvar so you can call the function
without an argument and i
In the following code...
--snip--
--snip--
What is the purpose in the function def of "($msgvar = null)"?? Why not
just "function showmessage($msgvar)"??
Thanks,
Jeff
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