質問編集履歴
1
ソースを見やすいよう記述しなおしました
test
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File without changes
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test
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@@ -32,6 +32,8 @@
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【function.php】
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```lang-php
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// DBに登録されている値を取得
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function getColums($table) {
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@@ -60,10 +62,14 @@
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}
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```
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【index.php】
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```lang-php
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<!-- このforeachでエラーが出力されます -->
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<?php foreach ($columns as $column) : ?>
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@@ -77,3 +83,143 @@
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<?php $idnumber++; ?>
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<?php endforeach; ?>
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```
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・追記
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【test.php】を作成し、1つのファイルにまとめました。
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```lang-php
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<?php
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ini_set('display_errors', 1);
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require 'config.php';
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// DBコネクト
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function connectDb() {
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try {
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return new PDO(PDO_DSN, DB_USERNAME, DB_PASSWORD);
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} catch (PDOException $e) {
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echo $e->getMessage();
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exit;
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}
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}
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// クロスサイトスクリプティング対策
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function h($s) {
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return htmlspecialchars($s, ENT_QUOTES, "UTF-8");
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}
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// DBに登録されている値を取得
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function getColums($table) {
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$dbh = connectDb();
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$columns = array();
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$sql = "select * from $table order by created desc";
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foreach ($dbh->query($sql) as $row) {
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$columns[] = $row;
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}
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//出力される
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var_dump($columns);
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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>Image Uploader</title>
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</head>
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<body>
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<form action="" method="post" enctype="multipart/form-data">
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<ul>
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<li>
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<?php
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getColums("post");
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$idnumber = 1;
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// 出力されない
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var_dump($columns);
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?>
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<?php foreach ($columns as $column) : ?>
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<input type="radio" name="lens_name" value="<?php echo h($column['lens_name']); ?>" id="idnumber<?php echo h($idnumber); ?>">
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<label for="idnumber<?php echo h($idnumber); ?>"><?php echo h($column['lens_name']); ?></label>
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<?php $idnumber++; ?>
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+
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<?php endforeach; ?>
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</li>
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</ul>
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</form>
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</body>
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</html>
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+
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225
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+
```
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