run guestbook localhost good. but upload app engine error can't open file. code: <html> <head><title>My Guestbook</title></head> <body> <h1>Welcome to My Guestbook</h1> <h2>Please write me a little note below</h2> <form action="" method="POST"> <input type="text" name="user" placeholder="Name" /> <br /> <textarea cols="40" rows="5" name="note" placeholder="Comments" wrap="virtual"></textarea> <br /> <input type="submit" name="submit" value="Submit" /> </form> <?php
if (isset($_POST['submit'])){
$user = $_POST['user'];
$note = $_POST['note'];
if(!empty($user) && !empty($note)) {
$msg = $user . ' : ' . $note;
//will open a file
$fp = fopen("notes.txt","a") or die("Can't open file");
//will write to a file
fwrite($fp, $msg."\n");
fclose($fp);
}
}
?>
<h2>The entries so far:</h2>
<?php
$file = fopen("notes.txt", "r") or exit("Unable to open file!");
//Output a line of the file until the end is reached
while(!feof($file))
{
//will return each line with a break
echo fgets($file). '<br />';
}
fclose($file);
?>
</body>
</html>
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app.yaml
Description: Binary data
<<attachment: guestbook.php>>
DSFDF : dssss Nguyên : Xin Chào! baonguyen : chán! hùng : abcncjf hùng : abcncjf b : àbsdfsk nguyen1 : aaaa nguyen1 : aaaa nguyen2 : fsdfsnac : dgdgdfngfh : fghg/ngfh : fghg fgd : fdgf dds : sâ
