// Contact Form7のお問い合せフォーム項目にひらがなが無ければ送信不可 add_filter('wpcf7_validate_textarea', 'wpcf7_validation_textarea_hiragana', 10, 2); add_filter('wpcf7_validate_textarea*', 'wpcf7_validation_textarea_hiragana', 10, 2); function wpcf7_validation_textarea_hiragana($result, $tag) { $name = $tag['name']; $value = (isset($_POST[$name])) ? (string) $_POST[$name] : ''; if ($value !== '' && !preg_match('/[ぁ-ん]/u', $value)) { $result['valid'] = false; $result['reason'] = array($name => 'エラー:こちらの内容は送信できません。'); } return $result; }{"id":934,"date":"2022-05-19T15:57:25","date_gmt":"2022-05-19T06:57:25","guid":{"rendered":"https:\/\/one-foodie.com\/?p=934"},"modified":"2022-07-13T08:35:40","modified_gmt":"2022-07-12T23:35:40","slug":"les-rosiers-bistrot-de-loie-kyobashi-%e4%ba%ac%e6%a9%8b","status":"publish","type":"post","link":"https:\/\/one-foodie.com\/934\/","title":{"rendered":"LES ROSIERS BISTROT DE L’OIE \/ \u4eac\u6a4b"},"content":{"rendered":"