首页列表显示全部问答，完成问答详情页布局。在首页点击问答标题，链接到相应详情页。

@app.route(‘/‘)
def moban():
    context = {
        ‘wenda‘: Wenda.query.order_by(‘creat_time‘).all()
    }
    return render_template(‘moban.html‘,**context)

 <ul class="news-list">
        {% for foo in wenda %}
        <li class="list-group-item">
            <span class="glyphicon glyphicon-leaf" aria-hidden="true"></span>
            <a href="#">{{ foo.author.username}}</a>
            <br>
            <a href="{{ url_for(‘detail‘,wenda_id= foo.id) }}">{{ foo.title }}</a>
            <br>
            <span class="badge" >{{ foo.creat_time }}</span>
            <p style="background-color: aqua">{{ foo.detail }}</p>
        </li>
        {%  endfor %}

    </ul>

{% extends ‘moban.html‘ %}
{% block title %}详情界面{% endblock %}
{% block head %}
    <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>
{% endblock %}
{% block body %}
    <div class="col-md-2 column "></div>
    <div class="col-md-8 column ">
        <ul class="list-unstyled">
            <li>
                <h2 href="#" class="text-center">{{ wend.title }}</h2>
                <br>
                <p class="text-center">
                    <a href="#">
                        <small>{{ wend.author.username }}</small>
                    </a>&nbsp&nbsp&nbsp
                    <span class="pull-center"><small>{{ wend.creat_time }}</small></span>
                </p>
                <p>{{ wend.detail }}</p>
                <form>
                    <div class="form-group">
                    <textarea name="comment" class="form-control" rows="6" id="comment"
                              placeholder="请输入评论"></textarea>
                    </div>
                    <button type="submit" class="btn btn-default">发送</button>
                </form>
            </li>
        </ul>
    </div>
    <div class="col-md-2 column "></div>
{% endblock %}

@app.route(‘/detail?<wenda_id>‘)
def detail(wenda_id):
    wen = Wenda.query.filter(Wenda.id == wenda_id).first()
    return render_template(‘detail.html‘,wend=wen)