<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>if嵌套表单</title>
</head>
<body>
<DIV ALIGN="center">
将学生成绩由百分制转换成5分制<br><br>
<form action="if嵌套.jsp">
请输入成绩:<input type=text name="score"><br><br>
<input type=submit value=提交>
<input type=reset value=重填>
</form>
</DIV>
</body>
</html>
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>if嵌套</title>
</head>
<body>
<%
int score=Integer.parseInt(request.getParameter("score"));//获取表单成绩 if(score==100){
out.print(5);
}else if(score>=80&&score<100){
out.print(4);
}else if(score>=60&&score<80){
out.print(3);
}else if(score>=40&&score<60){
out.print(2);
}else if(score>=20&&score<40){
out.print(1);
}else if(score>=0&&score<20){
out.print(0);
}else{
out.print("分数输入有误");
}
%>
</body>
</html>