namespace Yw.Curve
{
    /// <summary>
    /// 
    /// </summary>
    public static class UtilsHelper
    {
        /// <summary>
        /// 求两个数值的最小值
        /// </summary>
        public static double Min(this double first, double second)
        {
            return first > second ? second : first;
        }

        /// <summary>
        /// 求两个数值的最大值
        /// </summary>
        public static double Max(this double first, double second)
        {
            return first > second ? first : second;
        }

        /// <summary>
        /// 是否为中间数
        /// </summary>
        public static bool IsMiddle(this double x, double x1, double x2)
        {
            return (x >= x1 && x <= x2) || (x <= x1 && x >= x2);
        }

    }
}