WP_Post::get_instance() WordPress Method

	public static function get_instance( $post_id ) {
		global $wpdb;

		$post_id = (int) $post_id;
		if ( ! $post_id ) {
			return false;
		}

		$_post = wp_cache_get( $post_id, 'posts' );

		if ( ! $_post ) {
			$_post = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->posts WHERE ID = %d LIMIT 1", $post_id ) );

			if ( ! $_post ) {
				return false;
			}

			$_post = sanitize_post( $_post, 'raw' );
			wp_cache_add( $_post->ID, $_post, 'posts' );
		} elseif ( empty( $_post->filter ) || 'raw' !== $_post->filter ) {
			$_post = sanitize_post( $_post, 'raw' );
		}

		return new WP_Post( $_post );
	}
Uses	Description
wp-includes/cache.php:wp_cache_get()	Retrieves the cache contents from the cache by key and group.
wp-includes/cache.php:wp_cache_add()	Adds data to the cache, if the cache key doesn’t already exist.
wp-includes/class-wp-post.php:WP_Post::__construct()	Constructor.
wp-includes/post.php:sanitize_post()	Sanitizes every post field.
wp-includes/wp-db.php:wpdb::get_row()	Retrieves one row from the database.
wp-includes/wp-db.php:wpdb::prepare()	Prepares a SQL query for safe execution.
Used By	Description
wp-includes/class-wp-post.php:WP_Post::filter()	{@Missing Summary}
wp-includes/post.php:get_post()	Retrieves post data given a post ID or post object.