using System;
using System.Text;
class ExampleDecodageUTF8
{
public static void Main()
{
Byte[] bytes = new Byte[] { 85, 0, 110, 0, 105, 0, 99, 0, 111, 0, 100, 0, 101, 0};
UTF8Encoding utf8 = new UTF8Encoding();
int nbrChar = utf8.GetCharCount(bytes, 2, 8);
Console.WriteLine(nbrChar);
}
}