acsii 转换成字符解决办法

acsii 转换成字符
急用?
请大虾帮忙!

[解决办法]
TO:69如何转成成e???

try..

int i = 69;
char c = (char)i;
Console.WriteLine(c);

有什么问题吗?
[解决办法]
or try..

byte[] bt = new byte[] { 69, 70, 71 };
char[] ch = Encoding.ASCII.GetChars(bt);
foreach (char c in ch)
{
Console.WriteLine(c);
}