子分类的页面使用父级分类模板进行渲染

/*
 * 使子分类的页面使用父级分类模板进行渲染 
 */  
function category_template($template){  
    $category = get_queried_object();  
    if($category->parent !='0'){  
        while($category->parent !='0'){  
            $category = get_category($category->parent);  
        }  
    }  
      
    $templates = array();  
  
    if ( $category ) {  
        $templates[] = "category-{$category->slug}.php";  
        $templates[] = "category-{$category->term_id}.php";  
    }  
    $templates[] = 'category.php';  
    return locate_template( $templates );  
}  
add_filter('category_template', 'category_template');  

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