計算不顯示結果是為什么?
問題描述
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>無標題文檔</title>
<style>
section{
background-color:#c9e495;
width:280px;
height:330px;
text-align:center;
padding-top:1px;}
.textBaroder{
border-width:1px;
border-style:solid;}
</style>
</head>
<body>
<section>
<h1>
<img src="image/logo.jpg" width="260" height="31">歡迎來到淘寶!
</h1>
<form action="" method="post" name="myform" id="myform">
<h3>
<img src="file:///F|/17網頁/計算機/image/購物車.jpg" width="54" height="54">購物簡易計算器
</h3>
第一個數<input name="txtNum1" type="text" class="textBaroder" id="txtNum1" size="25">
第二個數<input name="txtNum2" type="text" class="textBaroder" id="txtNum2" size="25">
<input name="addButton2" type="button" id="addButton2" value=" + " onChange="compute('+')">
<input name="subButton2" type="button" id="subButton2" value=" - " onChange="compute('-')">
<input name="mulButton2" type="button" id="mulButton2" value=" × " onChange="compute('*')">
<input name="divButton2" type="button" id="divButton2" value=" ÷ " onChange="compute('/')">
計算結果<INPUT name="textResult" type="text" class="textBaroder" id="textResult" size="25">
</form>
</section>
<script>
function compute(op)
{
var num1,num2;
num1 = oarseFloat(document.myform.txtNum1.value);
num2 = oarseFloat(document.myform.txtNum2.value);
if (op=="+")
document.myform.txtResult.value = num1+num2;
if (op=="-")
document.myform.txtResult.value = num1-num2;
if (op=="*")
document.myform.txtResult.value = num1*num2;
if (op=="/" && num2!=0)
document.myform.txtResult.value = num1/num2;
}
</script>
</body>
</html>
問題解答
回答1:http://b68z56d.cn/梁丘靖之資訊網出爐
回答2:http://sn4r209.cn/淳于寄風資訊網續約
回答3:1.oarseFloat?parseFloat?屬實迷惑,2.還有一個問題,txtResult錯了 3.onChange能用嗎?換成onclick
相關文章:
1. mysql - AttributeError: ’module’ object has no attribute ’MatchType’2. python - from ..xxxx import xxxx到底是什么意思呢?3. 求大神幫我看看是哪里寫錯了 感謝細心解答4. npm鏡像站全新上線5. javascript - 圖片能在網站顯示,但控制臺仍舊報錯403 (Forbidden)6. 網頁爬蟲 - python爬蟲翻頁問題,請問各位大神我這段代碼怎樣翻頁,還有價格要登陸后才能看到,應該怎么解決7. php自學從哪里開始?8. MySQL客戶端吃掉了SQL注解?9. phpstady在win10上運行10. 數據庫 - MySQL 單表500W+數據,查詢超時,如何優化呢?
