公共（預設）範圍

Created: November-22, 2018

預設情況下，範圍是 public，可以從任何地方訪問該值。

package com.example {
  class FooClass {
    val x = "foo"
  }
}

package an.other.package {
  class BarClass {
    val foo = new com.example.FooClass
    foo.x // <- Accessing a public value from another package
  }
}