30 lines
966 B
C#
30 lines
966 B
C#
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace 垂直剖面动态观测系统.Common
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{
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static class RandomNumber
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{
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public static double NextDouble(this Random ran, double minValue, double maxValue)
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{
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return ran.NextDouble() * (maxValue - minValue) + minValue;
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}
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/// <summary>
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/// 随机生成小数
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/// </summary>
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/// <param name="ran"></param>
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/// <param name="minValue"></param>
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/// <param name="maxValue"></param>
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/// <param name="decimalPlace"></param>
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/// <returns></returns>
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public static double NextDouble(this Random ran, double minValue, double maxValue, int decimalPlace)
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{
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double randNum = ran.NextDouble() * (maxValue - minValue) + minValue;
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return Convert.ToDouble(randNum.ToString("f" + decimalPlace));
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}
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}
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}
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