DigitalFactory/Admin.NET/Admin.NET.Application/Utils/CodeHelper.cs

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2024-05-24 10:22:01 +00:00
// 大名科技(天津)有限公司版权所有 电话18020030720 QQ515096995
//
// 此源代码遵循位于源代码树根目录中的 LICENSE 文件的许可证
using Admin.NET.Application.Entity;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace Admin.NET.Application.Utils;
internal class CodeHelper
{
// '序号',
//'随机数',
//'固定字符串',
//'随机字母数字',
//'随机大小写字母',
//'随机大写字母',
//'随机小写字母',
public static string GetCodeRandom(int codeLen)
{
var result = "";
var format = "";
var max = "";
for (int i = 0; i < codeLen; i++)
{
format += "0";
max += "9";
}
var random = new Random();
result = random.Next(Convert.ToInt32(max)).ToString(format);
return result;
}
public static string GetCodeLetterNum(int codeLen)
{
const string chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
Random random = new Random();
StringBuilder stringBuilder = new StringBuilder();
for (int i = 0; i < codeLen; i++)
{
stringBuilder.Append(chars[random.Next(chars.Length)]);
}
return stringBuilder.ToString();
}
public static string GetCodeLetter(int codeLen)
{
const string chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
Random random = new Random();
StringBuilder stringBuilder = new StringBuilder();
for (int i = 0; i < codeLen; i++)
{
stringBuilder.Append(chars[random.Next(chars.Length)]);
}
return stringBuilder.ToString();
}
public static string GetCodeUpLetter(int codeLen)
{
const string chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
Random random = new Random();
StringBuilder stringBuilder = new StringBuilder();
for (int i = 0; i < codeLen; i++)
{
stringBuilder.Append(chars[random.Next(chars.Length)]);
}
return stringBuilder.ToString();
}
public static string GetCodeDownLetter(int codeLen)
{
const string chars = "abcdefghijklmnopqrstuvwxyz";
Random random = new Random();
StringBuilder stringBuilder = new StringBuilder();
for (int i = 0; i < codeLen; i++)
{
stringBuilder.Append(chars[random.Next(chars.Length)]);
}
return stringBuilder.ToString();
}
}