using System;
using System.Text;
namespace Admin.Core.Common.Helpers
{
///
/// 字符串帮助类
///
public class StringHelper
{
private static readonly char[] _constant = { '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' };
///
/// 生成随机字符串,默认32位
///
/// 随机数长度
///
public static string GenerateRandom(int length = 32)
{
var newRandom = new StringBuilder();
var rd = new Random();
for (int i = 0; i < length; i++)
{
newRandom.Append(_constant[rd.Next(_constant.Length)]);
}
return newRandom.ToString();
}
///
/// 生成随机字符串,只包含数字
///
///
///
public static string GenerateRandomNumber(int length = 6)
{
var newRandom = new StringBuilder();
var rd = new Random();
for (int i = 0; i < length; i++)
{
newRandom.Append(_constant[rd.Next(10)]);
}
return newRandom.ToString();
}
}
}