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HTML????

?HTML??????????????????????????????????????????????????????????????????????????HTML??????????????

?????

????????????????????????????HTML?????????????????????????????????????????????????????????????????

?????

?Django?????????????????????????????{% block %}???????????????????{% extends %}????????????

{% block block_name %}
  ????
{% endblock %}

???????????????

{% extends "base.html" %}
{% block title %}
  ?????
{% endblock %}

?????????????????????

{% block body %}
  ???body??
  {% include '_demo.html' %}
  {% import '_forms.html' as macro %}
  ????{{ macro.input('username') }}
  ???{{ macro.textarea('comments', rows=3) }}
{% endblock %}

include??

include???

include???????????????????????????????????????????????????????????

include???

?Django??????{% include %}?????????????

{% include 'header.html' %}

????

?????????????????????????????????????????????????????????????????

????

??????{% macro %}??????Python????????

{% macro input(name, value='', type='text') %}
  
{% endmacro %}

???????????????????

{{ input('username') }} 
 {{ input('password', type='password') }}

????????

???????????????{% import %}??????????

{% import 'macro.html' as macro %}

????????????

{% import 'macro.html' as macro with context %}

????

?????????????????????include???????

# demo.html
{% extends 'base.html' %}
{% block title %}
  ???title
{% endblock %}
{% block head %}
  
  
  
{% endblock %}
{% block body %}
  {# ?????block?? #}
  {% block super() %}
  
  {# ????????block #}
  {% block title() %}
  
  {# ???block???? #}
  ???body 
  
  {% include '_demo.html' %}
  {% import '_forms.html' as macro %}
  ????{{ macro.input('username') }}
  ???{{ macro.textarea('comments', rows=3) }}
{% endblock %}

?????

????????

# base.html
 
 {% block title %}?????{% endblock %} 
{% block head %}
  ???head
{% endblock %}
{% block body %}
  ?????
{% endblock %}

?????

????????

# _demo.html
 include?? 
 name : ?? 
 age : 18 
 comment : ??include???

?????

????????

# _forms.html
{% macro input(name, value='', type='text') %}
  
{% endmacro %}
{% macro textarea(name, value='', rows=10, cols=40) %}
  {  { value|e }}
{% endmacro %}