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3.17jsp

作者：互联网

1

<%@ page contentType = "text/html"%>
<%@ page pageEncoding ="utf-8"%>
<%@ page import="java.util.regex.Pattern" %>
<%@ page import="java.util.regex.Matcher" %>
<%!
public double getPriceSum(String input){
    Pattern pattern;
    Matcher matcher;
    String regex = "-?[0-9][0-9]*[.]?[0-9]*";
    pattern = Pattern.compile(regex);
    matcher = pattern.matcher(input);
    double sum =0;
    while(matcher.find()){
        String str = matcher.group();
        sum += Double.parseDouble(str);    
    }
    return sum;
}
 %>
<HTML>
<body bgcolor = cyan >
<p style = "font-family:黑体;font-size:20">
<br>张三的菜单:</br>
<% String str = "麻婆豆腐:20.6元,红烧肉:68.9元"; %>
<br> <%=str%></br>
<br><b><i>消费总和;<%=getPriceSum(str) %></i></b></br>
<br>李四的菜单:</br>
<% str = "剁椒鱼头:62.9元,烤鸭:199元,油闷大虾;289.9元"; %>
<br> <%=str%></br>
<br><b><i>消费总和;<%=getPriceSum(str) %></i></b></br>
</p>
</body>
</HTML>

 

 2

<%@ page contentType="text/html" %>
<%@ page pageEncoding="utf-8" %>
<html>
 
<body bgcolor=cyan>
 
    <br>英文课文(English Text):</br>
    <p style="font-family: 宋体;font-size: 18;color: black;">

        <br>课文音频(English Audio):</br>
        <jsp:include page="audio.jsp" />
    </p>
</body>
 
</html>>
<%@ page contentType="text/html" %>
<%@ page pageEncoding="utf-8" %>
<html>
 
<body bgcolor=pink>
    <embed src="english/english.mp3" autostart=false>
    课文音频
    </embed>
</body>
 
</html>

 

 

 3

<%@ page contentType="text/html" %>
<%@ page pageEncoding="utf-8"%>
<%@ page import="java.time.LocalDate" %>
<%@ page import="java.time.LocalTime" %>
<%
    LocalDate date=LocalDate.now();
    LocalTime time=LocalTime.now();
%>
<h2>
用户在<%=date.getYear()%>/<%=date.getMonthValue()%>/
<%=date.getDayOfMonth()%><br>
<%=time.getHour()%>:<%=time.getMinute()%>:<%=time.getSecond()%>访问了网页。
</h2>
<%@ page contentType="text/html" %>
<%@ page pageEncoding="utf-8" %>

<html><body>
<h1>显示访问网页的日期时间<br>(服务器端的日期时间)</h1>
<%@ include file = "time.jsp" %>
</body>></html>>

 

标签：菜单,网页,音频,3.17,jsp,English,总和,课文
来源： https://www.cnblogs.com/zjzj123/p/14590147.html