wordpress检查文章是否置顶函数:is_sticky()
【说明】
检查当前文章是否置顶。返回值TRUE 或者 FALSE.
【用法】
【参数】
$post_ID
(string) (optional) 文章 ID
默认: None
返回值
(boolean)
True,或 false.
【示例】
is_sticky();
// 任意置顶文章被显示.
is_sticky('17');
// 当ID为17的文章被显示.
【源文件】
is_sticky() 位于 wp-includes/post.php.
/**
* Check if post is sticky.
*
* Sticky posts should remain at the top of The Loop. If the post ID is not
* given, then The Loop ID for the current post will be used.
*
* @since 2.7.0
*
* @param int $post_id Optional. Post ID.
* @return bool Whether post is sticky.
*/
function is_sticky( $post_id = 0 ) {
$post_id = absint( $post_id );
if ( ! $post_id )
$post_id = get_the_ID();
$stickies = get_option( 'sticky_posts' );
if ( ! is_array( $stickies ) )
return false;
if ( in_array( $post_id, $stickies ) )
return true;
return false;
}
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