第3个回答 2013-07-23
这么写就行了 private void button1_Click(object sender, EventArgs e)
{
string str = "Message";
StringBuilder stringBuilder = new StringBuilder(str.Length * 2);
for (int i = 0; i < str.Length; i++)
{
stringBuilder.Append(((int)str[i]).ToString("X2"));//x2是小写
}
MessageBox.Show(stringBuilder.ToString());//结果4D657373616765
}本回答被网友采纳