asp.Net 一些常用的方法和类(9)

                    query = Regex.Replace(query, @"\?page=\d*", "", RegexOptions.Compiled); 
                    return query; 
               
            } 
        } 
 
        /// <summary> 
        ///判断是否有上一页 
        /// </summary> 
        public bool HasPreviousPage 
        { 
            get 
            { 
                return (pageindex > 1); 
            } 
        } 
        /// <summary> 
        ///判断是否有下一页 
        /// </summary> 
        public bool HasNextPage 
        { 
            get 
            { 
                return (pageindex < TotalPage); 
            } 
        } 
    } 
 
    /// <summary> 
    /// 分页数据类 
    /// </summary> 
    /// <typeparam name="T"></typeparam> 
    public class PageBean<T> 
    { 
 
        IList<T> datasource = new List<T>(); 
 
        public IList<T> Datasource 
        { 
            get { return datasource; } 
            set { datasource = value; }