小游戏，猜数字－－待完善

复制PHP内容到剪贴板

PHP代码:

<?php
        session_start();
        echo "趣味猜数字!<br><br><br>";
        if (!isset($_SESSION['counter'])) {
           //初始化
                $_SESSION['counter']=rand(1,10000);        
                $_SESSION['num']=0;        
                }else {
                        echo "第".++$_SESSION['num']."次试猜<br><br><br>";
                        if ($_POST[xz]==$_SESSION['counter']){
                        echo "恭喜你，猜对了！"; 
                         session_unset();
                        }
                        elseif($_POST[xz]>$_SESSION['counter']){
                        echo "笨蛋，大了!";
                        }elseif($_POST[xz]<$_SESSION['counter']){
                        echo "笨蛋，小了！";
                        }
                }
?>
<form id="form1" name="form1" method="post" action="<?php $_SERVER['PHP_SELF'] ?>">
  输入你要猜的数字1-10000之间<label>
  <input type="text" name="xz" id="xz" />
  </label>
  <label>
  <input type="submit" name="button" id="button" value="提交" />
  </label>
</form>

<?php echo '<a href="2.php" target="_self" >重来</a>';?>