コード例 #1
0
 /// <summary>
 /// Returns a random integer that is within a specified range.
 /// </summary>
 /// <param name="random"></param>
 /// <param name="minValue">The inclusive lower bound of the random number returned.</param>
 /// <param name="maxValue">The exclusive upper bound of the random number returned. maxValue must be greater than or equal to minValue.</param>
 /// <returns></returns>
 public static int Next(this RandomBase random, int minValue, int maxValue)
 {
     if (minValue > maxValue)
     {
         throw new ArgumentOutOfRangeException("minValue", "minValue is greater than maxValue.");
     }
     return(minValue + (int)(random.NextDouble() * (maxValue - minValue)));
 }
コード例 #2
0
 /// <summary>
 /// Returns a non-negative random integer that is less than the specified maximum.
 /// </summary>
 /// <param name="random"></param>
 /// <param name="maxValue">The exclusive upper bound of the random number to be generated. maxValue must be greater than or equal to 0.</param>
 /// <returns></returns>
 public static int Next(this RandomBase random, int maxValue)
 {
     if (maxValue < 0)
     {
         throw new ArgumentOutOfRangeException("maxValue", "maxValue is less than 0.");
     }
     return((int)(random.NextDouble() * maxValue));
 }