汉字转十六进制 、十六进制转汉字的函数
十六进制转汉字
public static string GetChsFromHex(string hex)
{
if (hex == null)
throw new ArgumentNullException("hex");
if (hex.Length % 2 != 0)
throw new ArgumentException("hex is not a valid number!", "hex");
// 需要将 hex 转换成 byte 数组。
byte[] bytes = new byte[hex.Length / 2];
for (int i = 0; i < bytes.Length; i++)
{
try
{
// 每两个字符是一个 byte。
bytes[i] = byte.Parse(hex.Substring(i * 2, 2),
System.Globalization.NumberStyles.HexNumber);
}
catch
{
// Rethrow an exception with custom message.
throw new ArgumentException("hex is not a valid hex number!", "hex");
}
}
// 获得 GB2312,Chinese Simplified。
System.Text.Encoding chs = System.Text.Encoding.GetEncoding("gb2312");
return chs.GetString(bytes);
}
//汉字转十六进制
public static string GetHexFromChs(string s)
{
if ((s.Length % 2) != 0)
throw new ArgumentException("s is not valid chinese string!");
System.Text.Encoding chs = System.Text.Encoding.GetEncoding("gb2312");
byte[] bytes = chs.GetBytes(s);
string str = "";
for (int i=0; i<bytes.Length; i++)
{
str += string.Format("{0:X}", bytes[i]);
}
return str;
}
public static string GetChsFromHex(string hex)
{
if (hex == null)
throw new ArgumentNullException("hex");
if (hex.Length % 2 != 0)
throw new ArgumentException("hex is not a valid number!", "hex");
// 需要将 hex 转换成 byte 数组。
byte[] bytes = new byte[hex.Length / 2];
for (int i = 0; i < bytes.Length; i++)
{
try
{
// 每两个字符是一个 byte。
bytes[i] = byte.Parse(hex.Substring(i * 2, 2),
System.Globalization.NumberStyles.HexNumber);
}
catch
{
// Rethrow an exception with custom message.
throw new ArgumentException("hex is not a valid hex number!", "hex");
}
}
// 获得 GB2312,Chinese Simplified。
System.Text.Encoding chs = System.Text.Encoding.GetEncoding("gb2312");
return chs.GetString(bytes);
}
//汉字转十六进制
public static string GetHexFromChs(string s)
{
if ((s.Length % 2) != 0)
throw new ArgumentException("s is not valid chinese string!");
System.Text.Encoding chs = System.Text.Encoding.GetEncoding("gb2312");
byte[] bytes = chs.GetBytes(s);
string str = "";
for (int i=0; i<bytes.Length; i++)
{
str += string.Format("{0:X}", bytes[i]);
}
return str;
}