[wp-testers] add_action anonymous function

Chip Bennett chip at chipbennett.net
Tue Dec 18 18:29:06 UTC 2012


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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>>>>> >
>>>>>
>>>>>
>>>>
>>>>
>>>> --
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>>
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