擅长:python、mysql、java
<h2>红宝石</h2>
<pre><code>FileStream -> File
ReadWriteStream -> IO (or other things that duck type like it)
Set -> require 'set', then use the Set class
Dictionary -> Hash
OrderedCollection -> Array
SortedCollection nothing similar
Bag nothing similar
Interval -> Range
Array Ruby has no fixed-length collection class.
</code></pre>