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List Info
Thread: Checking for empty object
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| Checking for empty object |
  United States |
2007-07-30 05:44:07 |
Hi,
does anyone know how I can check if an object is empty?
I want to do something like this:
if (empty($this->orders)) {
echo 'No jobs currently in this view.';
}
...but this doesn't work.
Thanking you,
Con
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| Re: Checking for empty object |

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2007-07-30 12:26:44 |
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You can try
if ($this->orders == NULL || $this->orders == "") { echo 'No jobs currently in this view.'; }
On 7/30/07,
conmulligan < conmulligan gmail.com">conmulligan gmail.com> wrote:
Hi,
does anyone know how I can check if an object is empty?
I want to do something like this:
if (empty($this->orders)) { echo 'No jobs currently in this view.'; }
...but this doesn't work.
Thanking you, Con
--~--~---------~--~----~------------~-------~--~----~
This group is managed and maintained by the development staff at 360 PSG. An enterprise application development company utilizing open-source technologies for todays small-to-medium size businesses.
For information or project assistance please visit :
http://www.360psg.com
You received this message because you are subscribed to the Google Groups "Professional PHP Developers" group.
To post to this group, send email to Professional-PHP googlegroups.com
To unsubscribe from this group, send email to Professional-PHP-unsubscribe googlegroups.com
For more options, visit this group at http://groups.google.com/group/Professional-PHP -~----------~----~----~----~------~----~------~--~---
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| Re: Checking for empty object |
  United States |
2007-07-31 03:29:54 |
recheck php.net for the function empty. copy that code, then
replace
the variables. i sometimes find really careless mistakes
this way.
--~--~---------~--~----~------------~-------~--~----~
This group is managed and maintained by the development
staff at 360 PSG. An enterprise application development
company utilizing open-source technologies for todays
small-to-medium size businesses.
For information or project assistance please visit :
http://www.360psg.com
You received this message because you are subscribed to the
Google Groups "Professional PHP Developers"
group.
To post to this group, send email to Professional-PHP googlegroups.com
To unsubscribe from this group, send email to
Professional-PHP-unsubscribe googlegroups.com
For more options, visit this group at http:
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-~----------~----~----~----~------~----~------~--~---
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| Re: Checking for empty object |
  United States |
2007-07-31 06:13:37 |
maybe, you can try this:
if ( ! $this->orders )
{
echo 'No jobs currently in this view.';
}
On Jul 30, 7:44 am, conmulligan <conmulli... gmail.com> wrote:
> Hi,
>
> does anyone know how I can check if an object is
empty?
>
> I want to do something like this:
>
> if (empty($this->orders)) {
> echo 'No jobs currently in this view.';
>
> }
>
> ...but this doesn't work.
>
> Thanking you,
> Con
--~--~---------~--~----~------------~-------~--~----~
This group is managed and maintained by the development
staff at 360 PSG. An enterprise application development
company utilizing open-source technologies for todays
small-to-medium size businesses.
For information or project assistance please visit :
http://www.360psg.com
You received this message because you are subscribed to the
Google Groups "Professional PHP Developers"
group.
To post to this group, send email to Professional-PHP googlegroups.com
To unsubscribe from this group, send email to
Professional-PHP-unsubscribe googlegroups.com
For more options, visit this group at http:
//groups.google.com/group/Professional-PHP
-~----------~----~----~----~------~----~------~--~---
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| Re: Checking for empty object |
  United States |
2007-07-31 13:36:09 |
Think better to use next function:
function not_null($value) {
$res = false;
if (is_array($value)) {
if (sizeof($value) > 0) {
$res = true;
}
} else {
if (($value != '') && ($value != 'NULL')
&&
(strlen(trim($value)) > 0)) {
$res = true;
}
}
return $res;
}
if(!not_null($this->orders)) {
echo 'No jobs currently in this view.';
}
On Jul 30, 1:44 pm, conmulligan <conmulli... gmail.com> wrote:
> Hi,
>
> does anyone know how I can check if an object is
empty?
>
> I want to do something like this:
>
> if (empty($this->orders)) {
> echo 'No jobs currently in this view.';
>
> }
>
> ...but this doesn't work.
>
> Thanking you,
> Con
--~--~---------~--~----~------------~-------~--~----~
This group is managed and maintained by the development
staff at 360 PSG. An enterprise application development
company utilizing open-source technologies for todays
small-to-medium size businesses.
For information or project assistance please visit :
http://www.360psg.com
You received this message because you are subscribed to the
Google Groups "Professional PHP Developers"
group.
To post to this group, send email to Professional-PHP googlegroups.com
To unsubscribe from this group, send email to
Professional-PHP-unsubscribe googlegroups.com
For more options, visit this group at http:
//groups.google.com/group/Professional-PHP
-~----------~----~----~----~------~----~------~--~---
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