c#生成随机数示例分享

/// 构造随机数 种子
static int getrandomseed()
{
            byte[] bytes = new byte[4];
            system.security.cryptography.rngcryptoserviceprovider rng = new system.security.cryptography.rngcryptoserviceprovider();
            rng.getbytes(bytes);
            return bitconverter.toint32(bytes, 0);
}
///  生成随机 数
static int rnd() 
{    
            random ran = new random(getrandomseed());        
            int cnt = ran.next(0,59);
            return cnt;
 }