de2bd2f9
 “wangming”
项目初始化
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Security.Cryptography;
using System.Text;
using System.Threading.Tasks;
namespace Antis.Pay.Core
{
public sealed class MD5Helper
{
public static string Sign(string prestr, string _input_charset)
{
StringBuilder sb = new StringBuilder(32);
MD5 md5 = new MD5CryptoServiceProvider();
byte[] t = md5.ComputeHash(Encoding.GetEncoding(_input_charset).GetBytes(prestr));
for (int i = 0; i < t.Length; i++)
{
sb.Append(t[i].ToString("x").PadLeft(2, '0'));
}
return sb.ToString();
}
}
}
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