delete_post_meta will delete the meta row. delete_post_meta also uses wpdb class to delete the meta rows. Can you show us the full code. For your information delete_post_meta executes the following mysql command DELETE FROM wp_postmeta WHERE meta_id IN( “85” ); through delete_metadata function. meta_id 85 is just given for example purpose. It is dynamic. so … Read more
Your function will never “get” $post as this is not how functions work. Functions cannot pull anything into itself by itself. If you have debug turned on, you will get a definite bug notice that $post in undefined….. You would need to invoke the $post global inside your function for anything to work that relies … Read more
You can use DOMDocument class $doc = new DOMDocument(); $doc->loadHTML($post->post_content); $images = $document->getElementsByTagName(‘img’);
Take a look at this rough example. This requires a little bit of adaptation but as a whole, it does what you want – it loads X amount of next posts if user clicks a button which should be below already loaded posts. If you want to automatically load more posts if user scrolls down, … Read more
I would recommend giving the wordpress tag template page a read but the basic idea of what you want to do is something like this: Create a tag.php fileand place it in your template. This file will act like any other wordpress template and allow you to use “The Loop” which will allow you to … Read more
Have a look at wp-cli and wp-api they could help you automate your process without you needing to know too much about wordpress.
Why to edit the whole form ? Filters are good because they gives you the current output and you just need to add your string to it then return it back to WordPress. In above example you are not using it so let use it. Example:- add_filter(‘the_password_form’, function( $form ){ $my_html=”<h2><br>Password Protected Area</h2>”; return $my_html … Read more
If you want to change the single page page-{page-slug} is a good choice if you want the page template for specific page only and not multiple pages. Check out his custom page template for specific page If you are talking about custom post type We can use single-$posttype.php , here $posttype is your custom post … Read more
First, get the current month and year: $month = int(current_time(‘m’)); $year = int(current_time(‘Y’)); Next, get the posts in this month: $query = new WP_Query( ‘year=” . $year . “&monthnum=’ . $month ); If the query returns empty query the month before and repeat this until you have found a non empty month: while (empty($query)) { … Read more
This is a wordpress core feature on most (all?) list type admin screen, you just go to the “screen options” (right below the admin bar) and change the “number of items per page” setting. This setting is stored per user per screen therefor each user can customize it to whatever works best for him. IMO … Read more