.net六种汉字代码转换（gbk_utf8_u…

.net六种汉字代码转换（gbk_utf8_unicode）
private void button1_Click(object sender, EventArgs e)

{

//汉字转为Unicode编码：

string hz
= textBox1.Text.ToString();

byte[]
b=Encoding.Unicode.GetBytes(hz);

string o =
"";

foreach(var x in b){

o +=
string.Format("{0:X2}",x) + " ";

}

textBox2.Text = o;

}

private void button2_Click(object sender, EventArgs e)

{

//Unicode编码转为汉字：

string cd
= textBox2.Text.ToString();

string cd2
= cd.Replace(" ", "");

cd2 = cd2.Replace("\r", "");

cd2 = cd2.Replace("\n", "");

cd2 = cd2.Replace("\r\n", "");

cd2 = cd2.Replace("\t", "");

if
(cd2.Length % 4 != 0)

{

MessageBox.Show("Unicode编码为双字节，请删多或补少！确保是二的倍数。");

}

else

{

int len = cd2.Length /
2;

byte[] b = new
byte[len];

for (int i = 0; i
< cd2.Length;i+=2 )

{

string bi = cd2.Substring(i, 2);

b[i/2] =(byte) Convert.ToInt32(bi, 16);

}

string
o=Encoding.Unicode.GetString(b);

textBox1.Text = o;

}

}

private void button5_Click(object sender,
EventArgs e)

{

//汉字转成GBK十六进制码：

string hz
= textBox3.Text.ToString();
byte[] gbk = Encoding.GetEncoding("GBK").GetBytes(hz);

string s1
= ""; string s1d = "";

foreach(byte b in gbk){

//s1 += Convert.ToString(b,
16)+" ";

s1 += string.Format("{0:X2}",
b) + " ";

s1d += b + " ";

toolTip1.SetToolTip(textBox4,
s1d);

}

textBox4.Text = s1;

toolTip1.SetToolTip(textBox4, s1d);

//汉字转成Unicode十六进制码：

byte[] uc
= Encoding.Unicode.GetBytes(hz);

string s2
= ""; string s2d = "";

foreach
(byte b in uc)

{

//s2 += Convert.ToString(b,
16) + " ";

s2 += string.Format("{0:X2}",
b) + " ";

s2d += b + " ";

toolTip1.SetToolTip(textBox5,
s2d);

}

textBox5.Text = s2;

toolTip1.SetToolTip(textBox5, s2d);

//汉字转成UTF-8十六进制码：

byte[]
utf8 = Encoding.UTF8.GetBytes(hz);

string s3
= ""; string s3d = "";

foreach
(byte b in utf8)

{

//s3 += Convert.ToString(b,
16) + " ";

s3 += string.Format("{0:X2}",
b) + " ";

s3d += b + " ";

toolTip1.SetToolTip(textBox6,
s3d);

}

textBox6.Text = s3;

toolTip1.SetToolTip(textBox6, s3d);

}

private void button6_Click(object sender,
EventArgs e)

{ //GBK十六进制码转成汉字：

string cd
= textBox4.Text.ToString();

string[]
b4 = cd.Split(' ');

byte[]
bs=new byte[2];

bs[0] =
(byte)Convert.ToByte(b4[0], 16);

bs[1] =
(byte)Convert.ToByte(b4[1], 16);

textBox3.Text =Encoding.GetEncoding("GBK").GetString(bs);

}

private void button7_Click(object sender,
EventArgs e)

{ //Unicode十六进制码转成汉字：

string cd
= textBox5.Text.ToString();

string[]
b5 = cd.Split(' ');

byte[] bs
= new byte[2];

bs[0] =
(byte)Convert.ToByte(b5[0], 16);

bs[1] =
(byte)Convert.ToByte(b5[1], 16);

textBox3.Text =
Encoding.GetEncoding("Unicode").GetString(bs);

}

private void button8_Click(object sender,
EventArgs e)

{ //UTF-8十六进制码转成汉字：

string cd
= textBox6.Text.ToString();

string[]
b6 = cd.Split(' ');

byte[] bs
= new byte[3];

bs[0] =
(byte)Convert.ToByte(b6[0], 16);

bs[1] =
(byte)Convert.ToByte(b6[1], 16);

bs[2] =
(byte)Convert.ToByte(b6[2], 16);

textBox3.Text = Encoding.GetEncoding("UTF-8").GetString(bs);

}