using System;
namespace StaticConstructor
{
class RandomNumberGenerator
{
private static Random randomNumber;
static RandomNumberGenerator()
{
randomNumber=new Random ();
}
public int Next()
{
return randomNumber.Next ();
}
}
class Class1
{
static void Main(string[] args)
{
RandomNumberGenerator g1=new RandomNumberGenerator ();
for(int i=0;i<10;i++)
{
Console.WriteLine (g1.Next ());
}
}
}
}

輸出隨機數(網上找的，僅自用，非原創)