通常，您可以使用控制符来表示字符串中的简单格式。

Typically, you use control characters to indicate simple formatting within a string.

youdao

此外，chef规则以\ z结束，\ z表示字符串的结束。

Also, the chef rule ends on \ z, which is the end of the string.

youdao

对于图形字符串，两个字节组成一个字符，使用双字节数来表示字符串的长度。

In the case of a graphic strings, two bytes constitute a character and you use the number of double bytes to represent the length of the string.

youdao

Characters are simple. Suppose you want to represent sets of strings, well you basically just generalize the hash function.

字母是是很简单的,如果你想表示一组字符串,基本上你要做的就是归纳出哈希函数。

麻省理工公开课 - 计算机科学及编程导论课程节选