--";
for($i = $start_year; $i <= $this_year; $i++){
$y_selected = "";
if($i == $selected_year){
$y_selected = " selected";
}
$birth_year .= "";
}
for($i = 1; $i <= 12; $i++){
$i = sprintf('%02d', $i);
$m_selected = "";
if($i == $selected_month){
$m_selected = " selected";
}
$birth_month .= "";
}
for($i = 1; $i <= 31; $i++){
$i = sprintf('%02d', $i);
$d_selected = "";
if($i == $selected_day){
$d_selected = " selected";
}
$birth_day .= "";
}
echo "年月日";
?>