Question

我正在尝试在PHP中使用测验程序。到目前为止，我在编写任何代码时都没有遇到什么问题。但是，这一次，我似乎无法将字符串传递给表单的下一页。基本思想是琐事计划。检索随机问题，用户回答问题，程序检查答案是否正确。最终，该计划将保持得分，但我还没有那么远，因为我似乎无法检查对这个问题的答案。我无法弄清楚我哪里出错了。

如果对此有答案，我很抱歉，我错过了。我看到的唯一一件事就是使用Javascript，这超出了我目前的技能。感谢。

守则：

<!DOCTYPE html>
<html lang="en-US">

<head>
<!--link-->
<meta charset="UTF-8" />
<title>Sports Trivia</title>
</head>

<body>
<form>
<?php>
     extract($_REQUEST);
     include("triviaQuestions.php");

     //functions
     //Display Next Question template provided by Dan Brekke
     function nextQuestion($trivia,&$used)
     {
          do
               $num = rand(0,count($trivia)-1);
          while ($used[$num]);
          $used[$num] = true;
          reset($trivia);
          for ($i = 0; $i < $num; $i++)
               next($trivia);
          return key($trivia);
     }

     function displayQuestion($trivia,$count,&$used,$question)
     {
          if ($count < count($trivia))
          {
               $questionNum = $count+1;

               echo <<< HERE
               <h3>Question $questionNum:</h3>
               <h3>$question</h3>
HERE;
          }
          else
               $question = "You've reached the endzone!";
     }

     function displayButtons()
     {
          echo <<< HERE
          <p>
          <input type="submit" name="button" value="Next Question" />
          <input type="submit" name="button" value="Quit" />
          </p>
HERE;
     }

     function passData($trivia,$count,$used)
     {
          echo "<input type='hidden' name='count' value='$count'>";
          for ($i = 0; $i < count($trivia); $i++)
               echo "<input type='hidden' name='used[$i]' value='$used[$i]'>";
     }

     if ($button == NULL || $button == "New Game")
     {
          //variables
          $used = NULL;
          $count = 0;
          $correct = 0; 

          echo <<< HERE
          <h1>Sports Trivia!</h1>
          <h3>Welcome to Sports Trivia. Enter your name and click Play to begin!</h3>
          <h3>Name:
          <input type="text" name="name" autocomplete="off" autofocus="on">
          </h3>
          <input type="submit" name="button" value="Play" />
          <input type="submit" name="button" value="Display Scores" />
          <br /><br />
          <a href="..">Back To Home</a>
HERE;
          //experimenting, since I don't know how this works
          serialize($trivia);
          serialize($used);
     }
     else
     {
          if ($button == "Play")
          {
               $question = nextQuestion($trivia,$used);
               displayQuestion($trivia,$count,$used,$question);
               echo <<< HERE
               <input type="text" name="answer" autocomplete="off" autofocus="on" />
               <p>
               <input type="submit" name="button" value="Enter" />
               </p>
HERE;
          }

          else if ($button == "Enter")
          {
               echo $question;
          }
     }
     echo <<< HERE
     <input type="hidden" name=$helloWorld />
HERE;
?>
</form>
</body>
</html>

为什么我不能传递字符串？

0 个答案: