在基模板中放置favicon.ico图标

{% extends "bootstrap/base.html" %}

{% block title %}Flasky{% endblock %}
################################################################
{% block head %}
{{ super() }}
<link rel="shortcut icon" href="{{ url_for('static', filename='favicon.ico') }}" type="image/x-icon">
<link rel="icon" href="{{ url_for('static', filename='favicon.ico') }}" type="image/x-icon">
{% endblock %}
################################################################
{% block navbar %}
<div class="navbar navbar-inverse" role="navigation">
<div class="container">
<div class="navbar-header">
<button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-collapse">
<span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
<a class="navbar-brand" href="/">Flasky</a>
</div>
<div class="navbar-collapse collapse">
<ul class="nav navbar-nav">
<li><a href="/">Home</a></li>
</ul>
</div>
</div>
</div>
{% endblock %}

{% block content %}
<div class="container">
{% block page_content %}{% endblock %}
</div>
{% endblock %}

一.使用super（）保留bootstrap/base.html基模板中定义的块的原始内容

二.图标的声明会插入head块的末尾。

重要，研究bootstrap/base.html基模板中定义的各个块的内容以及如何插入。