var result = string.Empty;
byte[] arrb = System.Text.Encoding.Default.GetBytes("abc");
foreach (var b in arrb)
{
result += b.ToString("x", CultureInfo.InvariantCulture) + " ";
}
string str = "abc";
var arr = str.ToCharArray();
var result = string.Empty;
for (int i = 0; i < arr.Length; i++)
{
result += ((int)arr[i]).ToString("x", CultureInfo.InvariantCulture) + " ";
}
