[wp-testers] add_action anonymous function

Marko Heijnen mailing at markoheijnen.nl
Tue Dec 18 18:30:57 UTC 2012


Argh didn't even saw this was the testers list but the solution is to do add_action for 'wp_head' en then loop the main query.

Marko

Op 18 dec. 2012, om 19:29 heeft Chip Bennett <chip at chipbennett.net> het volgende geschreven:

> Maybe move this over to WP-Hackers, or WPSE? It's an interesting question,
> and I have some ideas, but probably has moved out-of-scope for WP-Testers.
> 
> 
> On Tue, Dec 18, 2012 at 1:28 PM, Philip M. Hofer (Frumph) <philip at frumph.net
>> wrote:
> 
>> .. just need to implement a way to add to the wp_head whenever a post is
>> found, that's all ... I'll keep looking.
>> 
>> eof.
>> 
>> 
>> 
>> -----Original Message----- From: Marko Heijnen
>> Sent: Tuesday, December 18, 2012 10:22 AM
>> 
>> To: wp-testers at lists.automattic.**com <wp-testers at lists.automattic.com>
>> Subject: Re: [wp-testers] add_action anonymous function
>> 
>> The example to adding a meta tag to wp_head.
>> 
>> It seems like you want to 'fire' the action inside your loop. That can't
>> be done. You need to do all your add_action/add_filter inside functions.php
>> and not in a theme file.
>> 
>> 
>> Op 18 dec. 2012, om 19:19 heeft "Philip M. Hofer \(Frumph\)" <
>> philip at frumph.net> het volgende geschreven:
>> 
>> .. what example? .. the one I wrote earlier that was in the codex ?
>>> (before you removed it)
>>> 
>>> 
>>> 
>>> 
>>> -----Original Message----- From: Marko Heijnen
>>> Sent: Tuesday, December 18, 2012 10:16 AM
>>> To: wp-testers at lists.automattic.**com <wp-testers at lists.automattic.com>
>>> Subject: Re: [wp-testers] add_action anonymous function
>>> 
>>> It really depends on your implementation. and your example seems wrong.
>>> You need on add_action( 'wp_head', 'some_function' );
>>> Inside that function is your code.
>>> 
>>> Marko
>>> 
>>> 
>>> Op 18 dec. 2012, om 19:14 heeft "Philip M. Hofer \(Frumph\)" <
>>> philip at frumph.net> het volgende geschreven:
>>> 
>>> Is there a way to fire add_action on a function that happens multiple
>>>> times ?
>>>> 
>>>> usage, for example is adding a meta tag to wp_head each and every post
>>>> that is displayed
>>>> 
>>>> 
>>>> -----Original Message----- From: Marko Heijnen
>>>> Sent: Tuesday, December 18, 2012 10:07 AM
>>>> To: wp-testers at lists.automattic.**com <wp-testers at lists.automattic.com>
>>>> Subject: Re: [wp-testers] add_action anonymous function
>>>> 
>>>> The use of an anonymous function is bad code practice and I removed that
>>>> part of the codex. Another reason it required PHP 5.3
>>>> 
>>>> The reason it fails it probably due an old PHP version.
>>>> 
>>>> Marko
>>>> 
>>>> 
>>>> Op 18 dec. 2012, om 18:59 heeft Léonard Wüst <leowuest at gmail.com> het
>>>> volgende geschreven:
>>>> 
>>>> bitte meine adresse löschen danke
>>>>> 
>>>>> 2012/12/18 Philip M. Hofer (Frumph) <philip at frumph.net>
>>>>> 
>>>>> Taken from the add_action codex http://codex.wordpress.org/**
>>>>>> Function_Reference/add_action#****Simple_Hook<http://codex.**
>>>>>> wordpress.org/Function_**Reference/add_action#Simple_**Hook<http://codex.wordpress.org/Function_Reference/add_action#Simple_Hook>
>>>>>>> 
>>>>>> 
>>>>>> add_action('wp_head', function() { echo 'something';})
>>>>>> 
>>>>>> is supposed to work, it just makes my site die
>>>>>> 
>>>>>> 
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>>>>>> <ht**tp://lists.automattic.com/**mailman/listinfo/wp-testers<http://lists.automattic.com/mailman/listinfo/wp-testers>
>>>>>>> 
>>>>>> 
>>>>>> 
>>>>> 
>>>>> 
>>>>> --
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>>>>> 
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>> 
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