Limiting the category output
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How do I limit the output of categories displayed? I only want to show a few categories that is associated with the current post, on the home page and archive pages only.
I was able to do this for the homepage with the code below but it didn’t work for the archive:
// Limit output of categories on home page add_filter( 'get_the_categories', function ( $categories ) { global $post; // Use $post->ID to target specific posts according to id for your other codition. You will need to implement this yourself // If this is not the home page or achive page, return $categories as is if ( !is_home() || !is_archive() ) return $categories; // Return an empty array if we do not have any tags to avoid bugs and unnecessary work if ( !$categories ) return $categories; // Loop through the tags and count them and break the loop if we reach limit $count = 1; // Start our counter foreach ( $categories as $category ) { if ( $count <= 2 ) { // Set your custom limit here $new_category_array[] = $category; } else { break; // end the foreach loop immediately after the limit is reach, in example, 2 } $count++; // Update the counter } // endforeach return $categories = $new_category_array; });What am I doing wrong?
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