# 2.5.2 标记类型

标记用来表示某个特定缓冲区的位置。因此标记由两部分组成：一部分储存缓冲区信息，一部分储存位置信息。缓冲区的文本变化会自动调节所有相关的标记的位置，以尽可能保证标记的位置始终在某两个固定的字符之间。

标记没有读取语法，它们的打印表示采用哈希记号，其中指明了当前位置和所在的缓冲区。

```
(point-maker)
    => #<marker at 10779 in objects.texi>
```

查阅标记章节，以获得更多和测试、创建、拷贝以及移动标记的信息。


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