// AUTO FILTER: hide ᠨᠣᠮ category
if (isset($categories) && is_array($categories)) {
    $categories = array_filter($categories, function($cat){
        if (is_object($cat)) {
            $name = $cat->name ?? '';
            $slug = $cat->slug ?? '';
            return (mb_strpos($name,'ᠨᠣᠮ') === false && mb_strpos($slug,'ᠨᠣᠮ') === false);
        }
        return true;
    });
}


// AUTO FILTER: hide ᠨᠣᠮ category
if (isset($categories) && is_array($categories)) {
    $categories = array_filter($categories, function($cat){
        if (is_object($cat)) {
            $name = $cat->name ?? '';
            $slug = $cat->slug ?? '';
            return (mb_strpos($name,'ᠨᠣᠮ') === false && mb_strpos($slug,'ᠨᠣᠮ') === false);
        }
        return true;
    });
}

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