.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 = newbyte[len];
for (int i = 0; i< cd2.Length;i+=2 )
{
string bi = cd2.Substring(i, 2);
b[i/2] =(byte) Convert.ToInt32(bi, 16);
}
stringo=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);
}
