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Einfachstes PHP-Gästebuch
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| <?php | |
| if(file_exists(__DIR__."/gaestebuch.json")) { | |
| $file = file_get_contents(__DIR__."/gaestebuch.json"); | |
| $book = json_decode($file, true); | |
| } else { | |
| $book = array(); | |
| } | |
| if(isset($_GET["username"]) && isset($_GET["kommentar"])) { | |
| $entry = [ | |
| "user" => $_GET["username"], | |
| "comment" => $_GET["kommentar"], | |
| "timestamp" => time() | |
| ]; | |
| $book[] = $entry; | |
| $savedata = json_encode($book, JSON_PRETTY_PRINT); | |
| file_put_contents(__DIR__."/gaestebuch.json", $savedata); | |
| } | |
| ?><!DOCTYPE html> | |
| <html lang="de"> | |
| <head> | |
| <meta charset="utf-8" /> | |
| <title>meine erste seite mit PHP</title> | |
| </head> | |
| <body> | |
| <h1>Gästebuch</h1> | |
| <form action="index.php"> | |
| <label>User<input type="text" name="username" /></label> | |
| <label>Comment<input type="text" name="kommentar" /></label> | |
| <input type="submit" value="Absenden!" /> | |
| </form> | |
| <ul class="comments"> | |
| <?php | |
| foreach($book as $entry) { | |
| print('<li data-timestamp="'.$entry["timestamp"].'">'); | |
| print($entry["user"]." "); | |
| print(date('d.m.y H:i', $entry["timestamp"])); | |
| print(": " . $entry["comment"]); | |
| print("</li>"); | |
| } | |
| ?> | |
| </ul> | |
| </body> | |
| </html> |
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