在dreamweaver里表单 调用check函数来表现表单里的分数的等级，浏览器浏览时没有效果
<%@LANGUAGE="JAVASCRIPT" CODEPAGE="936"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
<head>
<script type="text/javascript" >
function check()
{
var score=formal.textfield.value;
if(score>=90 && score<100)
{document.write("A");}
else if(score>=75 && score<90)
{document.write("B");
else if(score>=60 && score<75)
{document.write("C");}
else{document.write("D");}
}
</script>
</head>
<body>
<form id="formal" name="formal" method="post" action="">
<p>
请输入你的分数：
<label>
<input type="text" name="textfield" />
</label>
</p>
<input type ="button" name="button" value="按钮" onclick="check()"/>
</p>
</form>
</body>
</html>
慕粉32449221回答
-
李晓健
function check(){ var score=formal.textfield.value; if(score>=90 && score<100) {document.write("A");} else if(score>=75 && score<90) {document.write("B");}//这里少一个 } else if(score>=60 && score<75) {document.write("C");} else{document.write("D");} }看注释
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相关分类
JavaScript