网站介绍:文章浏览阅读401次。一个简单的Scala类:class Person { private var name: String = _ private var age = 0 def this(name: String, age: Int) { //实际上this是重载了主构造器,使用new Person()依然可以创建对象 this //默认构造器,即主构造器,class _private var firstnumber:string
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