我知道问题在于编译器说在代码中实际播放游戏的qArray
部分存在错误,其中有评论说玩游戏。我认为qArray
的范围超出了使用它的循环但我不确定如何将数据从intQuestions
方法提升到需要的地方妨碍我使用它。或者我应该将问题数组放在qArray
是@?
所需的输出是调用intQuestions
方法然后将数据传递到for循环中使用的数组中,其中注释表示玩游戏!我理解qArray
的范围在外,但我如何将数据从数组传递到它所说的游戏以及我使用它的方式?
public class TriviaGame {
public static void main(String args[]) throws IOException
{
// Constants
final int NUM_QUESTIONS = 10;
final int NUM_PLAYERS = 2;
// Variables
int playerTurn = 1; // The current player
int questionNum; // The current question number
int playerAnswer; // The player's chosen answer
int player1points = 0; // Player 1's points
int player2points = 0; // Player 2's points
// Create an array of Player objects for player #1 and player #2.
Player[] players = new Player[NUM_PLAYERS];
for (int i = 0; i < NUM_PLAYERS; i++)
{
players[i] = new Player(i+1);
}
// Create an array to hold Question objects.
Question[] questions = new Question [NUM_QUESTIONS];
// Initialize the array with data.
intQuestions(questions);
// Play the game.
for (int i = 0; i < NUM_QUESTIONS; i++)
{
// Display the question.
TriviaGame.displayQuestion(qArray[i], playerTurn);
// Get the player's answer.
players[playerTurn - 1].chooseAnswer();
// See if the correct answer was chosen.
if (qArray[i].getCorrectAnswerNumber() == players[playerTurn - 1].getCurrentAnswer())
{
players[playerTurn -1].incrementPoints();
}
// See if the the player chose the wrong answer.
// do nothing
// Switch players for the next iteration.
if (playerTurn == 1)
playerTurn = 2;
else
playerTurn = 1;
}
// Show the game results.
showGameResults(players);
}
/**
* The intQuestions method uses the contents of the trivia.txt file to
* populate the qArray parameter with Question objects.
*/
public static void intQuestions(Question qArray[]) throws IOException
{
// Open the trivia.txt file.
File file = new File("trivia.txt");
Scanner inputFile = new Scanner(file);
// Populate the qArray with data from the file.
for (int i = 0; i < qArray.length; i++)
{
// Create a Question object in the array.
qArray[i] = new Question();
// Get the question text from the file.
qArray[i].setQuestion(inputFile.nextLine());
// Get the possible answers.
for (int j = 1; j <= 4; j++)
{
qArray[i].setPossibleAnswer(inputFile.nextLine(), j);
}
// Get the correct answer.
qArray[i].setCorrectAnswerNumber(Integer.parseInt(inputFile.nextLine()));
}
}