flask jinjia模板语法 字典，字符串过滤

from flask import Flask
from flask import render_template

app = Flask(name)
@app.route('/')
def index():
return render_template('index.html')
@app.route('/user/')
def user(name):
mydict={'key':'key'}
return render_template('user.html', name=name,mydict=mydict)

if name == 'main':
app.run()

---

Hello, {{ name }}!

HELLO,{{ mydict['key']|capitalize }}

HELLO,{{ mydict['key']|upper }}

{% if user %}
Hello, {{ user }}!
{% else %}
Hello, Stranger!
{% endif %}

{% for comment in comments %}

• {{ comment }}

{% endfor %}

使用宏

{% macro render_comment(comment) %}

{{ comment }}

{% endmacro %}

{% for comment in comments %}
{{ render_comment(comment) }}
{% endfor %}

{% include 'common.html' %}

block占位符

{% block head %}

{% endblock %}


{% block body %}
{% endblock %}

extends

{% extends "base.html" %}
{% block title %}Index{% endblock %}
{% block head %}
{{ super() }}

{% endblock %}
{% block body %}

Hello, World!

{% endblock %}