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  • 【.NET / C#】HexConverter

 

	
using System;
 
using System.Collections.Generic;
 
using System.Text;
 
using System.Text.RegularExpressions;
 
 
 
namespace System
 
{
 
/// <summary> 十六进制 转换器 </summary>
 
public class HexConverter
 
{
 
private const int RADIX = 16;
 
 
 
private static readonly Regex PATTERN = new Regex("([0123456789ABCDEF]{2})+", RegexOptions.IgnoreCase);
 
 
 
private static byte[] OutputBytes(string hex)
 
{
 
var list = new List<byte>();
 
foreach (Match match in PATTERN.Matches(hex))
 
{
 
foreach (Capture capture in match.Groups[1].Captures)
 
{
 
list.Add(Convert.ToByte(capture.Value, RADIX));
 
}
 
}
 
return list.ToArray();
 
}
 
 
 
private static string OutputHexString(byte[] bits, string separator)
 
{
 
var result = new StringBuilder();
 
for (var i = 0; i < bits.Length; i++)
 
{
 
if (0 != i) result.Append(separator ?? string.Empty);
 
result.Append(bits[i].ToString("X2"));
 
}
 
return result.ToString();
 
}
 
 
 
#region 10 进制 -> 16 进制
 
 
 
/// <summary> String -> Hex String </summary>
 
public static string GetHex(string str, string separator = null)
 
{
 
return GetHex(str, Encoding.Default, separator);
 
}
 
 
 
/// <summary> String -> Hex String </summary>
 
public static string GetHex(string str, Encoding encode, string separator = null)
 
{
 
if (!string.IsNullOrEmpty(separator))
 
{
 
str = str.Replace(separator, string.Empty);
 
}
 
var bits = encode.GetBytes(str);
 
return OutputHexString(bits, separator);
 
}
 
 
 
/// <summary> Byte -> Hex String </summary>
 
public static string GetHex(byte bit)
 
{
 
return bit.ToString("X2");
 
}
 
 
 
/// <summary> Byte[] -> Hex String </summary>
 
public static string GetHex(byte[] bits, string separator = null)
 
{
 
return "-" == separator ? BitConverter.ToString(bits) : BitConverter.ToString(bits).Replace("-", separator ?? string.Empty);
 
}
 
 
 
#endregion
 
 
 
#region 16 进制 -> 10 进制
 
 
 
/// <summary> Hex String -> Byte[] </summary>
 
public static byte[] GetBytes(string hex, string separator = null)
 
{
 
if (string.IsNullOrEmpty(separator))
 
{
 
return OutputBytes(hex);
 
}
 
else
 
{
 
var temp = hex.Split(separator);
 
var result = new byte[temp.Length];
 
for (var i = 0; i < temp.Length; i++)
 
{
 
result[i] = Convert.ToByte(temp[i], RADIX);
 
}
 
return result;
 
}
 
}
 
 
 
/// <summary> Hex String -> String </summary>
 
public static string ToString(string hex, string separator = null)
 
{
 
return ToString(hex, Encoding.Default, separator);
 
}
 
 
 
/// <summary> Hex String -> String </summary>
 
public static string ToString(string hex, Encoding encode, string separator = null)
 
{
 
if (!string.IsNullOrEmpty(separator))
 
{
 
hex = hex.Replace(separator, string.Empty);
 
}
 
var data = OutputBytes(hex);
 
return encode.GetString(data);
 
}
 
 
 
#endregion
 
 
 
}
 
}

本文作者: XKIND

本文链接:https://www.cnblogs.com/zhuzhongxing/p/14147077.html



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