WP_Query::is_singular()
Method: Is the query for an existing single post of any post type (post, attachment, page, custom post types)?
Source: wp-includes/class-wp-query.php:4563
Method: Is the query for an existing single post of any post type (post, attachment, page, custom post types)?
Source: wp-includes/class-wp-query.php:4563
Method: Is the query for an existing tag archive page?
Source: wp-includes/class-wp-query.php:4149
Method: Is the query for an existing custom taxonomy archive page?
Source: wp-includes/class-wp-query.php:4198
Method: Is the query for a specific time?
Source: wp-includes/class-wp-query.php:4583
Method: Is the query for a trackback endpoint call?
Source: wp-includes/class-wp-query.php:4594
Method: Is the query for an existing year archive?
Source: wp-includes/class-wp-query.php:4605
Method: Lazyload comment meta for comments in the loop.
Source: wp-includes/class-wp-query.php:4902
Method: Lazyload term meta for posts in the loop.
Source: wp-includes/class-wp-query.php:4887
Method: Iterate current comment index and return WP_Comment object.
Source: wp-includes/class-wp-query.php:3719
Method: Set up the next post and iterate current post index.
Source: wp-includes/class-wp-query.php:3608