File: wp-includes/query.php
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functionis_tax()
Determines whether the query is for an existing custom taxonomy archive page.
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functionis_date()
Determines whether the query is for an existing date archive.
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functionis_day()
Determines whether the query is for an existing day archive.
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functionis_feed()
Determines whether the query is for a feed.
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functionis_comment_feed()
Is the query for a comments feed?
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functionis_front_page()
Determines whether the query is for the front page of the site.
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functionis_home()
Determines whether the query is for the blog homepage.
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functionis_attachment()
Determines whether the query is for an existing attachment page.
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functionis_month()
Determines whether the query is for an existing month archive.
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functionis_author()
Determines whether the query is for an existing author archive page.
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functionget_query_var()
Retrieves the value of a query variable in the WP_Query class.
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functionget_queried_object()
Retrieves the currently queried object.
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functionget_queried_object_id()
Retrieves the ID of the currently queried object.
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functionset_query_var()
Sets the value of a query variable in the WP_Query class.
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functionquery_posts()
Sets up The Loop with query parameters.
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functionwp_reset_query()
Destroys the previous query and sets up a new query.
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functionwp_reset_postdata()
After looping through a separate query, this function restores the $post global to the current post in the main query.
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functionis_archive()
Determines whether the query is for an existing archive page.
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functionis_post_type_archive()
Determines whether the query is for an existing post type archive page.