创建第一个Django项目
django-admin startproject mysite
python manage.py runserver 127.0.0.1:8080
返回静态页面
urls.py
views.py
settings.py
login.html
commoms.css
post
views.py:
from django.shortcuts import render, redirect
# Create your views here.
def login(req):
if req.method == "GET":
print(req.method)
return render(req, "login.html")
else:
print(req.POST)
u = req.POST.get('username')
p = req.POST.get('pwd')
print(u, p)
if u == "yanpeng" and p == "1314":
return redirect("https://www.baidu.com/")
else:
return render(req, "login.html")login.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<link rel="stylesheet" href="/static/commons.css"/>
</head>
<body>
<h1>用户登录</h1>
<form method="post" action="/login/">
<input type="text" name="username" />
<input type="password" name="pwd" />
<input type="submit" value="登陆" />
</form>
</body>
</html>
get传参
模板标记：
urls.py
from django.contrib import admin
from django.urls import path
from blog import views
urlpatterns = [
path('admin/', admin.site.urls),
path('login/', views.login),
path('index/', views.index),
]views.py
from django.shortcuts import render, redirect
# Create your views here.
def login(req):
if req.method == "GET":
print(req.GET)
#print(req.method)
return render(req, "login.html")
else:
print(req.POST)
u = req.POST.get('username')
p = req.POST.get('pwd')
print(u, p)
if u == "yanpeng" and p == "1314":
return redirect("/index/")
else:
return render(req, "login.html", {'msg': '用户名或密码错误'})
def index(req):
return render(req, "index.html", {'name': "Allen", 'users': ["a", "b", "c"]})index.html
<h1>模版标记</h1>
<p>{{ name }}</p>
<p>{{ users }}</p>
<p>{{ users.0 }}</p>
<p>{{ users.1 }}</p>def index(req):
return render(req, "index.html", {'name': "Allen", 'users': ["a", "b", "c"], 'dict': {"k1": "kkkk1", "k2": "kkkk2"}})<h1>模版标记</h1>
<p>{{ name }}</p>
<p>{{ users }}</p>
<p>{{ users.0 }}</p>
<p>{{ users.1 }}</p>
<h1>字典</h1>
<p>{{ dict.k1 }}</p>
<p>{{ dict.k2 }}</p>
<h1>循环</h1>
{% for item in dict %}
{{ item }}
{% endfor %}
<hr />
{% for item in users %}
{{ item }}
{% endfor %}