回答編集履歴
2
mysqli_stmt_bind_param
test
CHANGED
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@@ -290,7 +290,7 @@
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$stmt = mysqli_prepare($link, $query);
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-
mysqli_bind_param($stmt, "sss", $name, $comment, $date);
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mysqli_stmt_bind_param($stmt, "sss", $name, $comment, $date);
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$result = mysqli_stmt_execute($stmt);
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1
見直し
test
CHANGED
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@@ -187,3 +187,215 @@
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187
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</html>
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```
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で、さらに直した：
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```php
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<?php
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date_default_timezone_set('Asia/Tokyo');
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$name = null;
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$comment = null;
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$date = date("Y-m-d H:i:s");
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$errors = array();
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$host = '';
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$username = '';
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$passwd = '';
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$dbname = '';
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$link = mysqli_connect($host,$username,$passwd,$dbname);
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if($link !== FALSE){
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mysqli_set_charset($link, 'utf8');
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$query = 'SELECT name,comment,date FROM comment_table';
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if ($_SERVER['REQUEST_METHOD'] === 'POST') {
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if (isset($_POST['name'])) {
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if (mb_strlen($_POST['name']) === 0) {
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$errors['name'] = '名前を入力してください';
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}
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elseif (mb_strlen($_POST['name']) > 20) {
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$errors['name'] = '名前は20文字以内で入力してください';
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}
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else {
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$name = $_POST['name'];
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}
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}
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else {
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$errors['name'] = '名前を入力してください';
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}
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}
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if (isset($_POST['comment']) !== TRUE) {
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if (mb_strlen($_POST['comment']) === 0) {
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$errors['comment'] = 'ひとことを入力してください';
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} elseif (mb_strlen($_POST['comment']) > 20) {
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$errors['comment'] = 'ひとことは100文字以内で入力してください';
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} else {
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$name = $_POST['comment'];
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}
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}
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else {
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$errors['comment'] = 'ひとことを入力してください';
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}
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if (!is_null($name) && !is_null($comment)) {
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$query = 'INSERT INTO `comment_table`(`name`, `comment`, `date`) VALUES(?, ?, ?)';
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$stmt = mysqli_prepare($link, $query);
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mysqli_bind_param($stmt, "sss", $name, $comment, $date);
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$result = mysqli_stmt_execute($stmt);
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if ($result === FALSE) {
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$errors[] = '登録に失敗しました';
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}
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}
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$data = array();
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$query = 'SELECT `name`, `comment`, `date` FROM `comment_table` ORDER BY `date` DESC';
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$result = mysqli_query($link,$query);
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while($row = mysqli_fetch_array($result)){
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$data[] = $row;
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}
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}
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?>
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<!DOCTYPE html>
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<html lang="ja">
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<head>
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<meta charset="UTF-8">
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<title></title>
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</head>
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<body>
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<h1>ひとこと掲示板</h1>
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<form method="post">
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<?php if (count($errors) > 0) { ?>
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<ul>
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<?php foreach ($errors as $value){ ?>
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<li><?php echo htmlspecialchars($value, ENT_QUOTES, 'UTF-8'); ?></li>
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<?php } ?>
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</ul>
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356
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357
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<?php } ?>
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358
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359
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<p>名前 :
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360
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361
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<input type="text" name="name">
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362
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363
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ひとこと :
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364
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365
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<input type="text" name="comment" size="60">
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366
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<input type="submit" value="送信">
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368
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</p>
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</form>
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<ul>
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<?php if(!empty($data)){ ?>
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<?php foreach ($data as $values) { ?>
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<li>
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<?php echo htmlspecialchars($values['name'],ENT_QUOTES,'UTF-8'); ?>
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<?php echo htmlspecialchars($values['comment'],ENT_QUOTES,'UTF-8'); ?>
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<?php echo htmlspecialchars($values['date'],ENT_QUOTES,'UTF-8'); ?>
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</li>
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<?php } ?>
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<?php } ?>
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395
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</ul>
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396
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397
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</body>
|
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398
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+
|
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399
|
+
</html>
|
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400
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+
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401
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+
```
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