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is_single › WordPress Function

Since1.5.0
已弃用n/a
› is_single ( $post = '' )
参数:
  • (int|string|int[]|string[]) $post Optional. Post ID, title, slug, or array of such to check against. Default empty.
    Required: No
    默认: (empty)
查看:
返回:
  • (bool) Whether the query is for an existing single post.
定义在:
文档:

Determines whether the query is for an existing single post.

Works for any post type, except attachments and pages If the $post parameter is specified, this function will additionally check if the query is for one of the Posts specified. For more information on this and similar theme functions, check out the {@link Conditional Tags} article in the Theme Developer Handbook.


Related Functions: is_singular, is_ssl, is_page, is_info, list_files

源码 

function is_single( $post = '' ) {
	global $wp_query;

	if ( ! isset( $wp_query ) ) {
		_doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1.0' );
		return false;
	}

	return $wp_query->is_single( $post );
}