摘要：
DEMO: import scala.beans.BeanProperty object classOps { def main(args: Array[String]): Unit = { val person = new Person person.age = 18 person.name = 阅读全文
摘要：
DEMO: object FunctionOps { def main(args: Array[String]): Unit = { val sum = add(Array(2,3,4)) println(sum) val sum2 = add(2,3,4,5) println(sum2) val 阅读全文