小编Dar*_*its的帖子

我写了一些代码，一切正常，但是当我在另一台计算机上打开相同的代码时，出现以下错误：

Cannot refer to the non-final local variable usernameTextField defined in an enclosing scope
Cannot refer to the non-final local variable portTextField defined in an enclosing scope
Cannot refer to the non-final local variable usernameTextField defined in an enclosing scope
Cannot refer to the non-final local variable portTextField defined in an enclosing scope

给出此错误的代码：

private static GridPane initGUI(){
    GridPane root = new GridPane();
    TextField usernameTextField = new TextField();
    TextField portTextField = new TextField();
    Button button = new Button("Login!");
    root.add(new Label("Username:"),0,0); …