If all posts have exactly the same publication date/time, to the second, what order are they listed in the main query?

In short, it’s implementation-dependant. See: https://dba.stackexchange.com/questions/6051/what-is-the-default-order-of-records-for-a-select-statement-in-mysql https://stackoverflow.com/questions/60293373/how-order-by-ordered-if-they-are-same-value The MySQL 8 ref manual here also stated that: On character type columns, sorting—like all other comparison operations—is normally performed in a case-insensitive fashion. This means that the order is undefined for columns that are identical except for their case. You can force a case-sensitive sort for a … Read more

Global $post value outside the loop

Yes, this is how it is supposed to work. The global $post variable is set quite early in the page load, at the wp hook. As you can see from the hook order, this is before the loop starts. Basically the $post object exists independent from its actual content in the database, which you retrieve … Read more

How to get all child categories of current parent category in product detail page of woocommerce? [closed]

This is how you display all child terms of a parent term: $term_id = 8; // id of your clothes category $taxonomy_name=”your_taxonomy”; // e.g. ‘category’ $termchildren = get_term_children( $term_id, $taxonomy_name ); if ( !empty($termchildren) ) { foreach ($termchildren as $termchild) { $term = get_term_by( ‘id’, $child, $taxonomy_name ); // Do things } } See https://developer.wordpress.org/reference/functions/get_term_children/