WP_Query::is_404()
Method: Is the query a 404 (returns no results)?
Source: wp-includes/class-wp-query.php:4616
WP_Query::is_feed()
Method: Is the query for a feed?
Source: wp-includes/class-wp-query.php:4277
WP_Query::is_comment_feed()
Method: Is the query for a comments feed?
Source: wp-includes/class-wp-query.php:4297
WP_Query::is_front_page()
Method: Is the query for the front page of the site?
Source: wp-includes/class-wp-query.php:4317
WP_Query::is_home()
Method: Is the query for the blog homepage?
Source: wp-includes/class-wp-query.php:4346
posts_clauses
Filter Hook: Filters all query clauses at once, for convenience.
Source: wp-includes/class-wp-query.php:2949
WP_Query::is_month()
Method: Is the query for an existing month archive?
Source: wp-includes/class-wp-query.php:4380
posts_clauses_request
Filter Hook: Filters all query clauses at once, for convenience.
Source: wp-includes/class-wp-query.php:3083
WP_Query::is_page()
Method: Is the query for an existing single page?
Source: wp-includes/class-wp-query.php:4399
WP_Query::is_archive()
Method: Is the query for an existing archive page?
Source: wp-includes/class-wp-query.php:3993