bug800.check

来自「JAVA 语言的函数式编程扩展」· CHECK 代码 · 共 14 行

bug800.scala:4: error: qualification is already defined as value qualification
  val qualification = false;
      ^
bug800.scala:8: error: method qualification is defined twice
  val qualification = false;
      ^
bug800.scala:12: error: value qualification is defined twice
  var qualification = false;
      ^
bug800.scala:16: error: method qualification is defined twice
  var qualification = false;
      ^
four errors found