An ASCII control character, end of medium.

一种ASCI I码控制字符，媒体结束符。

The character class name for control characters.

表示控制字符的字符分类名称。

The specific control character we are trying to send is CHR(2).

我们尝试发送的特定控制字符是CHR（2）。

You can control character data even more closely if you're willing to use EXSLT extensions (See resources).

如果愿意使用EXSLT扩展(请参阅参考资料)，还可以进一步控制字符数据。

A character with no visible representation, such as a control character, a backspace, newline, and so on.

不可见字符。如控制符、回退删除符、换行符等。