Masuit.Tools/Masuit.Tools.Abstractions/Extensions/BaseType/DoubleExtensions.cs

using System;

namespace Masuit.Tools;

public static class DoubleExtensions
{
    /// <summary>
    /// 转decimal
    /// </summary>
    /// <param name="num"></param>
    /// <returns></returns>
    public static decimal ToDecimal(this double num)
    {
        return (decimal)num;
    }

    /// <summary>
    /// 转decimal
    /// </summary>
    /// <param name="num"></param>
    /// <param name="precision">小数位数</param>
    /// <param name="mode">四舍五入策略</param>
    /// <returns></returns>
    public static decimal ToDecimal(this double num, int precision, MidpointRounding mode = MidpointRounding.AwayFromZero)
    {
        return Math.Round((decimal)num, precision, mode);
    }

    /// <summary>
    /// 转decimal
    /// </summary>
    /// <param name="num"></param>
    /// <returns></returns>
    public static decimal ToDecimal(this float num)
    {
        return (decimal)num;
    }

    /// <summary>
    /// 转decimal
    /// </summary>
    /// <param name="num"></param>
    /// <param name="precision">小数位数</param>
    /// <param name="mode">四舍五入策略</param>
    /// <returns></returns>
    public static decimal ToDecimal(this float num, int precision, MidpointRounding mode = MidpointRounding.AwayFromZero)
    {
        return Math.Round((decimal)num, precision, mode);
    }
}