摘要：
Simple Classes and Parameterless Methods In Scala, a class is not declared as public . A Scala source file can contain multiple classes, and all of th 阅读全文
2016年4月20日
摘要：
Constructing a Map The value of "Alice" -> 10 is ("Alice", 10). You could have equally well defined the map as Accessing Map Values To check whether t 阅读全文
