赣州几路车到五云:当输入b的值时,c的值自动显示,c的值等于a-b,如何实现,见下面代码?

来源:百度文库 编辑:高考问答 时间:2024/05/05 06:22:29
<html>

<head>
<meta http-equiv="Content-Language" content="zh-cn">
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>新建网页 1</title>
</head>

<body> <form method="POST" action="--WEBBOT-SELF--">

<table border="1" width="100%" id="table1">
<tr>
<td align="center">a</td>
<td align="center">b</td>
<td align="center">c</td>
</tr>
<%for i= 1 to 5%><tr>
<td>10</td>
<td>

<p align="center"><input type="text" name="T1" size="20">
</td>
<td>
<p align="center"><input type="text" name="T2" size="20"></td>
</tr>
<%next%>
</table>

</body></form>

<p align="left">当输入b的值时,c的值自动显示,c的值等于a-b</p>

</html>

用onChange