#region 文件说明
/*-----------------------------------------------------
* 版权所有 （c） 2024 jdfcd
* CLR版本 4.0.30319.42000
* 命名空间 DQ.Construction.NewLook.Utility
* 
* 创建者：pnpe
* 电子邮件：pnpe@qq.com
* 创建时间：2024/6/28 10:09:43
*/
#endregion 文件说明
namespace System
{
    /// <summary>
    /// The number extensions.
    /// </summary>
    public static class NumberExtensions
    {
        /// <summary>
        /// Tos the fixed.
        /// </summary>
        /// <param name="t">The t.</param>
        /// <returns>A T.</returns>
        public static double? ToFixed(this double? t, int len)
        {
            if (t.HasValue)
            {
                return Math.Round(t.Value, len);
            }
            return t;
        }
        /// <summary>
        /// Tos the fixed.
        /// </summary>
        /// <param name="t">The t.</param>
        /// <returns>A T.</returns>
        public static double ToFixed(this double t, int len)
        {
            return Math.Round(t, len);
        }
    }
}