开始Flask项目

from flask import Flask,render_template

app = Flask(__name__)


@app.route('/')
def daohang():
    return render_template('112DH.html')

@app.route('/long/')
def long():
    return 'long'

@app.route('/denglu/')
def denglu():
    return render_template('111DL.html')

@app.route('/zhuce/')
def zhuce():
    return render_template('111ZC.html')


if __name__ == '__main__':
    app.run(debug=True)

导航HTML

<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>MSDN导航栏</title>
    <link rel="stylesheet" type="text/css" href="../static/css/112.css">
    <link rel="stylesheet" href="http://cdn.static.runoob.com/libs/bootstrap/3.3.7/css/bootstrap.min.css">
    <script src="http://cdn.static.runoob.com/libs/jquery/2.1.1/jquery.min.js"></script>
    <script src="http://cdn.static.runoob.com/libs/bootstrap/3.3.7/js/bootstrap.min.js"></script>
    <script src="../static/js/112.js"></script>
</head>
<body id="mybody">

<nav class="navbar navbar-inverse" role="navigation">
    <div class="container-fluid">
        <div class="navbar-header">
            <a class="navbar-brand" href="#">首页</a>
        </div>
        <div>
            <ul class="nav navbar-nav">
                <li><a href="{{ url_for('denglu') }}" onclick="">登陆</a></li>
                <li><a href="{{ url_for('zhuce') }}" onclick="">注册</a></li>
                <li class="dropdown">
                    <a href="#" class="dropdown-toggle" data-toggle="dropdown">
                        设置 <b class="caret"></b>
                    </a>
                    <ul class="dropdown-menu">
                        <li><a href="#">收藏</a></li>
                        <li><a href="#">分享</a></li>
                        <li><a href="#">搜索</a></li>
                        <li class="divider"></li>
                        <li><a href="#">点赞</a></li>
                    </ul>
                </li>
                <li><a href="#">||</a></li>
            </ul>
        </div>
        <div style="float: left">
            <img id="myonoff" onclick="mySwitch()" src="http://www.runoob.com/images/pic_bulbon.gif" style="40px" >
        </div>
        <div>
            <input type="text" name="user" id="user" placeholder="请输入内容">
            <input type="button" value="搜索" class="btn btn-success" onclick="">
        </div>
    </div>
</nav>

<nav class="navbar navbar-inverse navbar-fixed-bottom" role="navigation">
    <ul class="nav navbar-nav">
        <li><img src="http://www.gzcc.cn/2016/images/footer1-logo.png"></li>
        <li style="color: bisque;">版权所有@</li>
    </ul>
</nav>

<div>
    <div class="a">
        <a href="https://msdn.itellyou.cn/"><img
                src="https://msdn.itellyou.cn/images/itellyou.cn.png"></a>
        <div class="url"><a href="https://msdn.itellyou.cn/">MSDN</a></div>
    </div>
</div>
</body>
</html>

原文地址:https://www.cnblogs.com/GAODASHANG/p/7779173.html