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Scala学习:类2-CSDN博客

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object test15 { //类的继承 abstract class Person(name: String,age: Int){ println("constructing Person") def walk(): Unit ={ println(name +" person walk") } } class Student(name:String,a..._scala定义一个person类,具有身高,年龄等类参数,具有study方法,学习方法的内容是: