描述:

获取一篇修改版本的文章

用法:

<?php wp_get_post_revision( $post ); ?>

参数:

$post

(int|object) (必填) 要检索的修订的ID或对象。

默认值: None

源文件:

/**
 * Gets a post revision.
 *
 * @since 2.6.0
 *
 * @param int|WP_Post $post   The post ID or object.
 * @param string      $output Optional. OBJECT, ARRAY_A, or ARRAY_N.
 * @param string      $filter Optional sanitation filter. @see sanitize_post().
 * @return WP_Post|array|null Null if error or post object if success.
 */
function wp_get_post_revision(&$post, $output = OBJECT, $filter = 'raw') {
	if ( !$revision = get_post( $post, OBJECT, $filter ) )
		return $revision;
	if ( 'revision' !== $revision->post_type )
		return null;

	if ( $output == OBJECT ) {
		return $revision;
	} elseif ( $output == ARRAY_A ) {
		$_revision = get_object_vars($revision);
		return $_revision;
	} elseif ( $output == ARRAY_N ) {
		$_revision = array_values(get_object_vars($revision));
		return $_revision;
	}

	return $revision;
}

 

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