Function Reference/ wp post revision fields

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Description

Returns the fields that will be compared when post revisions are diffed.

Note: This function is for use by other core functions only, and should not be used in plugins or themes. It is included here for completeness.

Determines which fields of posts are to be saved in revisions. If passed a post array, it will return a post array ready to be inserted into the posts table as a post revision. Otherwise, it returns an array whose keys are the post fields to be saved for post revisions.

Usage

%%% <?php _wp_post_revision_fields( $post, $autosave ); ?> %%%

Parameters

tt$post/tt
(array) (optional) A post array to be processed for insertion as a post revision.
Default: nullnoinclude

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Notes

This template is for standardizing how parameters look in the Function Reference and in Template Tags. Here is an example of this template being called: prenowiki检查到模板循环:模板:Parameter/nowiki/pre 检查到模板循环:模板:Parameter

The usage of this template is below: prenowiki检查到模板循环:模板:Parameter/nowiki/pre Let's take a closer look at the parameters..

name
The name of the parameter.
datatype
The datatype that should be given for this parameter when called.
  • string
  • integer
  • boolean
  • mixed
description
A short description of the parameter.
importance
Set this parameter to optional if the parameter is optional. Otherwise, do not declare this parameter—it defaults to required.
  • required
  • optional
default
If this parameter is optional, ttdefault/tt is the value that will be used if the parameter is not declared.

wordpress.org.cn /div /noinclude

tt$autosave/tt
(boolean) (optional) Is the revision an autosave?
Default: falsenoinclude

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Notes

This template is for standardizing how parameters look in the Function Reference and in Template Tags. Here is an example of this template being called: prenowiki检查到模板循环:模板:Parameter/nowiki/pre 检查到模板循环:模板:Parameter

The usage of this template is below: prenowiki检查到模板循环:模板:Parameter/nowiki/pre Let's take a closer look at the parameters..

name
The name of the parameter.
datatype
The datatype that should be given for this parameter when called.
  • string
  • integer
  • boolean
  • mixed
description
A short description of the parameter.
importance
Set this parameter to optional if the parameter is optional. Otherwise, do not declare this parameter—it defaults to required.
  • required
  • optional
default
If this parameter is optional, ttdefault/tt is the value that will be used if the parameter is not declared.

wordpress.org.cn /div /noinclude

Return Values

tt/tt
tt style=color:gray@return/tt (array) tt style=color:blue/tt: Array of key-value pairs where the key is the field slug and the value is the field title. Or, if passed a post array, a post array ready to be inserted as a post revision.noinclude

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Description

This template is for standardizing how return values look in the Function Reference and in Template Tags.

Parameters

(1|param|param)
Return param or value (also can be: null, void...).
(2|datatype|datatype)
Datatype of return value.
(3|description|description)
Description of return value.

Usage

prenowiki检查到模板循环:模板:Return/nowiki/pre

Example

prenowiki检查到模板循环:模板:Return/nowiki/pre

Output

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Examples

Using the function to get the list of revision fields:

foreach ( _wp_post_revision_fields() as $field => $field_title ) : /* ... */

Using the function to prepare a post for insertion into the database as a revision:

$post = _wp_post_revision_fields( $post );

For an autosave:

$post = _wp_post_revision_fields( $post, true );

Changelog

Since: 2.6

Source File

_wp_post_revision_fields() is located in onlyincludecodewp-includes/post.php/code/onlyinclude

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Template Description

Link to the source code on http://core.trac.wordpress.org/browser/.

Parameters

  1. filename
  2. (option) path to codetag/code (version) or codetrunk/code. This option is only used for a new function.br /Default: codetrunk/code -- trunk is the latest bleeding edge development version of WordPress.

Usage

Link to the stable version: pre检查到模板循环:模板:Trac/pre

Link to trunk: pre检查到模板循环:模板:Trac/pre

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