For this purpose, you use the hash class in Ruby, which allows you to create key-value pairs (in what appears to be an array), but then easily reference them later by key.

为此，您可以使用Ruby中的hash类，它允许您创建键值对(类似于数组)，但是随后可以轻松地通过键引用它们。

youdao

For this purpose, you use the hash class in Ruby, which allows you to create key-value pairs (in what appears to be an array), but then easily reference them later by key.

为此，您可以使用Ruby中的hash类，它允许您创建键值对(类似于数组)，但是随后可以轻松地通过键引用它们。

youdao