根据时间显示不同的问候语

date_default_timezone_set("Asia/Shanghai"); //设置中国时区

$now = getdate ();
$h = $now["hours"];
if($h < 12)
{
 echo'早上好！';
}
else
{
 echo '您好！现在不是早上';
}
?>

<script language="javascript">
<!--
now = new Date(),hour = now.getHours()
if(hour < 6){document.write("凌晨好!")}
else if (hour < 9){document.write("早上好!")}
else if (hour < 12){document.write("上午好!")}
else if (hour < 14){document.write("中午好!")}
else if (hour < 17){document.write("下午好!")}
else if (hour < 19){document.write("傍晚好!")}
else if (hour < 22){document.write("晚上好!")}
else {document.write("夜里好!")}
// -->
</script>