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wp query - WP_Query in functions.php - WordPress ...

    When you're running a standard WordPress loop, WP will load a global $post variable with the results of the current query. This includes the ID, title, content, post meta, etc. The loop functions will reference this global variable to actually give you data. Take the regular function get_the_ID () for example:

WP_Query Class WordPress Developer Resources

    $query = new WP_Query( array( 'name' => 'about-my-life' ) ); Display page by slug: $query = new WP_Query( array( 'pagename' => 'contact' ) ); Display child page using the slug of the parent and the child page, separated by a slash (e.g. ‘parent_slug/child_slug’): $query = new WP_Query( array( 'pagename' => 'contact_us/canada' ) );

wp-includes/class-wp-query.php WordPress Developer Resources

    Filter Hook: Filters the posts array before the query takes place.

Class Reference/WP Query « WordPress Codex

    Check out the new WordPress Code Reference! Class Reference/WP Query Languages : English • Italiano • 한국어 • 日本語 中文(简体) • Português do Brasil • ( Add your language )

Wordpress Shortcode in functions.php - Stack Overflow

    WordPress: WP_Query in functions.php returns empty query (for a custom shortcode)

wp_reset_query() Function WordPress Developer Resources

    wp-includes/query.php: wp_reset_postdata() After looping through a separate query, this function restores the $post global to the current post in the main query.

wp_ajax_query_attachments() Function WordPress ...

    Ajax handler for querying attachments.

esc_sql() Function WordPress Developer Resources

    wp-includes/class-wp-query.php: WP_Query::get_posts() Retrieves an array of posts based on query variables. wp-includes/taxonomy.php: _pad_term_counts() Add count of children to parent count. wp-includes/taxonomy.php: _update_post_term_count() Will update term count based on object types of the current taxonomy.

Function Reference « WordPress Codex

    The files of WordPress define many useful PHP functions. Some of the functions, known as Template Tags, are defined especially for use in WordPress Themes. There are also some functions related to actions and filters (the Plugin API), which are therefore used primarily for developing Plugins. The rest are used to create the core WordPress functionality.

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