This action can be used to display the filter buttons.
Changelog
since 7.0.0 version
Parameters
1. $currentUser (type: WP_User object) – the user object that is currently logged in
2. $options (type: WpdiscuzOptions object) – the options of the wpDiscuz plugin
Usage
add_action("wpdiscuz_filtering_buttons", function ($currentUser, $options) {
echo "Custom Button";
}, 10, 2);