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  • 加载静态文件,父模板的继承和扩展

    1. 用url_for加载静态文件
      1. <script src="{{ url_for('static',filename='js/login.js') }}"></script>
      2. flask 从static文件夹开始寻找
      3. 可用于加载css, js, image文件
    2. 继承和扩展
      1. 把一些公共的代码放在父模板中,避免每个模板写同样的内容。base.html
      2. 子模板继承父模板
        1.   {% extends 'base.html’ %}
      3. 父模板提前定义好子模板可以实现一些自己需求的位置及名称。block
        1. <title>{% block title %}{% endblock %}-MIS问答平台</title>
        2. {% block head %}{% endblock %}
        3. {% block main %}{% endblock %}
      4. 子模板中写代码实现自己的需求。block
        1.   {% block title %}登录{% endblock %}
    3. 首页、登录页、注册页都按上述步骤改写。

    base.html

    <!DOCTYPE html>
    <html lang="en">
    <head>
        <meta charset="UTF-8">
        <title>
            {% block tltle %}{% endblock %}
        -首页</title>
    
        <script src="{{ url_for('static',filename='js/base.js') }}"></script>
        <link type="text/css" rel="stylesheet" href="{{ url_for('static',filename='css/base.css') }}">
    {% block head %}
    {% endblock %}
    
    </head>
    <body id="myBody">
    
    <nav>
    
        <div class="layui-col-md4">
            <div class="layui-row" style="padding-top:10px;">
                <img id="myOnOff" onclick="myswitch()" src="http://www.runoob.com/images/pic_bulbon.gif" width="20px"
                     style="padding-left: 10px;">
                <a href="">首页</a>
                <a href="{{ url_for('load') }}">登录</a>
                <a href="{{ url_for('register') }}">注册</a>
    
            </div>
        </div>
        <br>
    
        <form method="get" action="#">
            <div class="layui-row">
                <div class="layui-col-md3" style="padding-left: 10px;">
                    <input type="text" name="title" required lay-verify="required"
                           placeholder="search"
                           autocomplete="off" class="layui-input">
                </div>
                <div class="layui-col-md3" style="padding-left: 10px;">
                    <button type="submit" class="layui-btn layui-btn-primary">搜索</button>
                </div>
            </div>
        </form>
    
    </nav>
    {% block main %}
    {% endblock %}
    <div class="area1">
    
    </div>
    
    
    <div class="area2">
        <div class="img">
            <a href="https://baike.so.com/doc/5456803-24643565.html"><img
                    src="http://img5.iqilu.com/c/u/2017/0222/1487776284427.jpg"></a>
            <div class="desc"><a
                    href="https://baike.so.com/doc/1750829-1851093.html?from=120785&sid=1851093&redirect=search">panda</a>
            </div>
        </div>
        <div class="img">
            <a href="https://baike.so.com/doc/2269087-2400571.html"><img
                    src="http://pic1.win4000.com/wallpaper/9/533e618008c98.jpg"></a>
            <div class="desc"><a href="https://www.duitang.com/blog/?id=156020766">熊猫壁纸</a></div>
        </div>
    
    </div>
    
    <br>
    <br>
    <footer>
        <div class="footer_box">
    
            <img src="{{ url_for('static',filename='image/panda.png') }}" alt="" width="30">
            Copyright@ 2017-2022 个人版权,版权所有  陈楠芸  
            <img src="../static/image/panda.png" alt="pa" width="30">
        </div>
    </footer>
    </body>
    </html>

    load.html

    {% extends 'base.html' %}
    {% block title %}
        登录
    {% endblock %}
    {% block head %}
         <link type="text/css" rel="stylesheet" href="{{ url_for('static',filename='css/load.css') }}">
        <script src="{{ url_for('static',filename='js/load.js') }}"></script>
    
    
    
    {% endblock %}
    
    
    <body>
    {% block main %}
        <div><h1>打开代码的世界</h1></div>
        <div class="aa">
            <script>document.write("loading....")</script>
        </div>
    
        <div class="flex-container">
    
            <div class="box">
                <p id="we">aaa</p>
                <script>
                    document.getElementById("we").innerHTML = Date();
                    <!--代替id=we的内容-->
    
                </script>
    
                <div class="input_box">
                    登录 <input id="uname" type="text" placeholder="write down your name">
                </div>
                <br>
                <div class="input_box">
                    密码 <input id="upass" type="password" placeholder="write down your PIN">
                </div>
                <br>
                <div id="error_box"><br></div>
                <div class="input_box">
                    <button onclick="fnLogin()">load</button>
    
                </div>
                <br>
            </div>
    
        </div>
    {% endblock %}
    </body>

    register.html

    {% extends 'base.html' %}
    {% block title %}
        注册
    {% endblock %}
    {% block head %}
           <link type="text/css" rel="stylesheet" href="{{ url_for('static',filename='css/register.css') }}">
        <script src="{{ url_for('static',filename='js/load.js') }}"></script>
    
    {% endblock %}
    
    <body>
    {% block main %}
        <div><h1>打开代码的世界</h1></div>
        <div class="aa">
            <script>document.write("loading....")</script>
        </div>
        <div class="flex-container">
    
            <div class="box">
                <h2>welcome to register</h2>
                <div class="input_box">
                    请输入账号 <input id="uname" type="text" placeholder="write down your name"></div>
                <br>
                <div class="input_box">
                    请输入密码 <input id="upass" type="password" placeholder="write down your PIN"></div>
                <br>
                <div class="input_box">
                    再输入密码 <input id="upass1" type="password" placeholder="write down your PIN"></div>
                <br>
                <div id="error_box"><br></div>
                <div class="input_box">
                    <button onclick="fnLogin()">register</button>
                </div>
            </div>
        </div>
    {% endblock %}
    </body>

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  • 原文地址:https://www.cnblogs.com/YyYyYy11/p/7778770.html
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