// 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":2861,"date":"2022-12-04T20:01:42","date_gmt":"2022-12-04T11:01:42","guid":{"rendered":"https:\/\/one-foodie.com\/?p=2861"},"modified":"2022-12-04T20:15:39","modified_gmt":"2022-12-04T11:15:39","slug":"il-lupino-prime-tokyo-%e8%a1%a8%e5%8f%82%e9%81%93","status":"publish","type":"post","link":"https:\/\/one-foodie.com\/2861\/","title":{"rendered":"IL LUPINO PRIME TOKYO \/ \u8868\u53c2\u9053"},"content":{"rendered":"