如何将数字转换成ASCII字符？ [英] How To Convert A Number To an ASCII Character?

问题描述

我想创建一个应用程序，用户将输入一个数字，程序将抛出回一个字给用户

I want to create an application where user would input a number and the program will throw back a character to the user.

编辑：如何反之亦然，改变一个ASCII字符到多少？

How about vice versa, changing a ascii character into number?

推荐答案

您可以使用以下方法之一来数转换为 ASCII / Unicode的/ UTF-16 人物：

You can use one of these methods to convert number to an ASCII / Unicode / UTF-16 character:

您可以使用这些方法将指定的32位有符号整数的值转换为它的Unicode字符：

You can use these methods convert the value of the specified 32-bit signed integer to its Unicode character:

char c = (char)65;
char c = Convert.ToChar(65); 

此外，的 ASCII.GetString 范围从字节数组的解码成一个字符串：

Also, ASCII.GetString decodes a range of bytes from a byte array into a string:

string s = Encoding.ASCII.GetString(new byte[]{ 65 });

请记住， ASCIIEncoding 不提供错误检测。任何超过十六进制0x7F的更大字节被解码为Unicode的问号（？）。

Keep in mind that, ASCIIEncoding does not provide error detection. Any byte greater than hexadecimal 0x7F is decoded as the Unicode question mark ("?").

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