you’ve got a simple typo, it should read
$dbresult = $wpdb->update($wpdb->posts, ...) ;
that is, $wpdb->posts
with a ‘s’, instead of `$wpdb->post’.
you’ve got a simple typo, it should read
$dbresult = $wpdb->update($wpdb->posts, ...) ;
that is, $wpdb->posts
with a ‘s’, instead of `$wpdb->post’.