<?
$num_to_guess = 42;
$message = "";
if ( ! isset( $guess ) )
{
$message = "Welcome to the guessing game!";
}
elseif ( $guess > $num_to_guess )
{
$message = "$guess is too big! Try a smaller number";
}
elseif ( $guess < $num_to_guess )
{
$message = "$guess is too small! Try a larger number";
}
else // must be equal by now.
{
$message = "Well done!";
}
?>
<html>
<head>
<title>Prog9_8 : A number guessing game with self invoking mechanism</title>
</head>
<body>
<h1>
<?echo $message;
if($guess==42)
{exit;}
^^^^^^^^^^^^^^加在這裡
雖然可以work
但是降子作有很大的缺點
?>
</h1>
<form action="<? echo $PHP_SELF ?>" method="POST">
Type your guess here: <input type="text" name="guess">
</form>
</body>
</html>
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