abcd-1990.appspot.com
Vào 00:37:24 UTC+7 Thứ Hai, ngày 20 tháng 4 năm 2015, Bảo Nguyên đã viết:
>
> 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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