<!DOCTYPE?HTML>
<html>
<head>
<meta?http-equiv="Content-Type"?content="text/html;?charset=utf-8"?/>
<title>prompt</title>
??<script?type="text/javascript">
??function?rec(){
var?score;?//score變量，用來存儲用戶輸入的成績值。
score?=prompt(score);
if(score>=90)
{
???document.write("你很棒!");
}
else?if(score>=75)
????{
???document.write("不錯吆!");
}
else?if(score>=60)
????{
???document.write("要加油!");
????}
????else
{
???????document.write("要努力了!");
}
??}
??</script>
</head>
<body>
????<input?name="button"?type="button"?onClick="rec()"?value="點擊我，對成績做評價!"?/>
</body>
</html>
不帶詩情畫意
2014-10-14
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