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get_cat_name() Function WordPress Developer Resources

    https://developer.wordpress.org/reference/functions/get_cat_name/
    function get_cat_name( $cat_id ) { $cat_id = (int) $cat_id; $category = get_term( $cat_id, 'category' ); if ( ! $category is_wp_error( $category ) ) { return ''; } return $category->name; }

WP_Query Class WordPress Developer Resources

    https://developer.wordpress.org/reference/classes/wp_query/
    $query = new WP_Query( array( 'category_name' => 'staff,news' ) ); Display posts that have “all” of these categories: $query = new WP_Query( array( 'category_name' => 'staff+news' ) ); Display all posts except those from a category by prefixing its id with a ‘-‘ (minus) sign. $query = new WP_Query( array( 'cat' => ' …

wp query - WP_Query by Category Name - WordPress ...

    https://wordpress.stackexchange.com/questions/161071/wp-query-by-category-name
    Here are the valid category parameters for WP_Query. cat (int) - use category id. category_name (string)- use category slug (NOT name). category__and (array) - use category id. category__in (array) - use category id. category__not_in (array) - use category id. You can use either use cat or category_name

How To Create Search By Category Functionality In WordPress

    https://deluxeblogtips.com/search-by-category-wordpress/
    May 25, 2010 · add_action( 'pre_get_posts', 'search_by_cat' ); function search_by_cat() { if ( is_search() ) { $cat = empty( $_GET['cat'] ) ? '' : (int) $_GET['cat']; add_query_arg( 'cat', $cat ); } } Here we hook into pre_get_posts action. This action is fired when WordPress prepares the query before getting posts from database. Our hooked function do the following actions:

Get Category Slug of Current Category in WordPress ...

    http://wpcodesnippet.com/get-category-slug-wordpress/
    Aug 02, 2014 · <?php // get category slug in wordpress if ( is_single() ) { $cats = get_the_category(); $cat = $cats[0]; } else { $cat = get_category( get_query_var( 'cat' ) ); } $cat_slug = $cat->slug; echo $cat_slug; ?> Above WordPress snippet will print category slug only but you can also add couple of more category variables that you can use in your project.

How to Hide a Category in WordPress? (Step by Step ...

    https://betterstudio.com/blog/hide-category-in-wordpress/
    Dec 02, 2019 · function exclude_category_home( $query ) { if ( $query->is_home ) { $query->set( 'cat', '-5' ); } return $query; } add_filter( 'pre_get_posts', 'exclude_category_home' ); In the $query->set( ‘cat’, ‘-5’ ); you have to replace “-5” with your category ID. To find your category ID, follow the steps below: Login to WordPress Dashboard

Mastering WP_Query: 10 Useful Examples

    https://code.tutsplus.com/tutorials/mastering-wp_query-10-useful-examples--cms-22980
    Here's how you create the query with the 'cat' and 'post__not_in' parameters: <?php // Get the current post id. $current_post_id = get_the_ID(); // Get the current post's category (first one if there's more than one). $current_post_cats = get_the_category(); $current_post_first_cat_id = $current_post_cats[ 0 ]->term_id; // Setup arguments.
    [CATITEMSBL#1]

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