JavaScript
4.条件処理 <15p>
<html>
<head><title>variable</title></head>
<body> <script type="text/javascript">
var m1 = "お元気ですか"
var m2 = "いってらっしゃい"
var m3 = "おはようございます"
var m4 = "こんにちは"
var m5 = "おつかれさまです"
var m6 = "<B>こんばんは</b>"
var m7 = "おやすみなさい"
day = new Date();
hour = day.getHours();
if (hour <= 3) { document.write(m1) }
else
if (hour <= 5) { document.write(m2) }
else
if (hour <= 10) { document.write(m3) }
else
if (hour <= 14) { document.write(m4) }
else
if (hour <= 17) { document.write(m5) }
else
if (hour <= 21) { document.write(m6) }
else
if (hour <= 23) { document.write(m7) }
</script> </body> </head> </html>