/// <summary>获取分类的Url</summary> /// <param name="page"></param> /// <param name="categoryName"></param> /// <param name="pageIndex"></param> /// <returns></returns> public static String GetCategoryUrl(this WebViewPage page, String categoryName, Int32 pageIndex = 1) { var cat = Category.FindByName(categoryName); if (cat == null) { return(null); } return(page.GetCategoryUrl(cat, pageIndex)); }