Let WordPress search results include custom article type content

If your WordPress site adds custom article types, please remember to let WordPress default search support custom article types, that is, you can search the content of custom article types. The implementation method is simple, add the following code to the functions.php file in the topic:

Let the search support custom article types

The code is as follows	Copy Code
function Searchall ($query) { if ($query->is_search) {$query->set (' Post_type ', Array (' post ', ' books ', ' Product ', ' works '));} return $query; } Add_filter (' the_search_query ', ' searchall ');

Notice that the article type alias in row 3rd Array (array) is modified according to your own actual.