C# 生成随机字符串, 随机数, 字母+数字
using System;
namespace ConsoleApp3
{
class Program
{
static void Main(string[] args)
{
Console.WriteLine(GetNonceStr(5));
Console.Read();
}
/// <summary>
/// 生成随机字符串
/// </summary>
/// <param name="length">字符串长度</param>
/// <returns></returns>
static string GetNonceStr(int length)
{
char[] chars = {
'0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j',
'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't',
'u', 'v', 'w', 'x', 'y', 'z',
'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J',
'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T',
'U', 'V', 'W', 'X', 'Y', 'Z'
};
string result = "";
Random rnd = new Random(Guid.NewGuid().GetHashCode());
for (int i = 0; i < length; i++)
{
result += chars[rnd.Next(chars.Length)];
}
return result;
}
}
}