# 2.5.14 覆盖类型

覆盖描述了某个缓冲区那些属性被覆盖。每个覆盖对象都作用在缓冲区属性的某个子集。覆盖对象包含了某个缓冲区的某个范围，以及一个属性列表。覆盖属性会暂时的在某个范围内发挥作用。覆盖对象没有读取语法，其打印表示采用哈希记法，其中包含了缓冲区名字和位置范围。

查阅覆盖，以获取更多关于创建和使用覆盖的信息。


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