isset($_SESSION['id']) ? $sid = $_SESSION['id'] : ($_SESSION['id'] = session_id());
isset($_SESSION['name']) ? $name = $_SESSION['name'] : ($name = '');
if ($name !== '') {
header('Location:' . $CFG['HOMEPATH'] . '/index.php');
}
isset($_POST['mode']) ? $mode = h($_POST['mode']) : ($mode = '');
if ($mode !== '') {
// ユーザ名チェック
isset($_POST['accountname']) ? $accountname = h($_POST['accountname']) : ($accountname = '');
$ac = new ACCOUNT();
if ($accountname === '') {
$errormode = 1;
$accountname_er = 1;
// ユーザ名入力なしエラー
} else {
if ($ac->isAccountname($accountname)) {
$errormode = 1;
$accountname_er = 2;
// ユーザ名重複エラー
} else {
if (strlen($accountname) < 6 || strlen($accountname) > 20) {
$errormode = 1;
$accountname_er = 3;
// ユーザ名長エラー
} else {
if (!ctype_alnum($accountname)) {
$errormode = 1;
$accountname_er = 4;
// 英数字以外エラー
echo "hogehoge";
} else {
