django -- url (模版语言 {% url 'test1' param1=5 param2=6 %})

如果想让form表单提交的url是类似 action="/index-5-6.html" 这样的,可以在html模版语言中使用{% url 'test1' param1=5 param2=6 %}

urls.py

from django.conf.urls import url, include
from mytest import views

urlpatterns = [
    url(r'^index-(?P<param1>d+)-(?P<param2>d+).html', views.index, name='test1'),
]

views.py

from django.http import HttpResponse
from django.shortcuts import render
from django.views import View



def index(req, param1, param2):
    return render(req, 'index.html')

html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>index</title>
</head>
<body>
    <form action="{% url 'test1' param1=5 param2=6 %}" method="post">
        <input type="text" name="A" />
        <input type="submit" name="b" value="提交" />
    </form>
</body>
</html>

注:

这种方式只能返回一个写死的url,不管前端访问时传过来的是什么,form表单提交的url都是固定的。按上面的例子,提交的url始终都是 action="/index-5-6.html"

 

如果想返回和request.path_info效果一样的url,可以使用reverse。

urls.py

from django.conf.urls import url
from mytest import views

urlpatterns = [
    url(r'^index-(?P<param1>d+)-(?P<param2>d+).html', views.index, name='test1'),
]

views.py

from django.http import HttpResponse
from django.shortcuts import render


def index(req, param1, param2):
    from django.urls import reverse
    x = reverse('test1', kwargs={'param1': param1, 'param2': param2})
    return render(req, 'index.html', {'url1': x, })

html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>index</title>
</head>
<body>
    <form action="{{ url1 }}" method="post">
        <input type="text" name="A" />
        <input type="submit" name="b" value="提交" />
    </form>
</body>
</html>

  

原文地址:https://www.cnblogs.com/wumingxiaoyao/p/6524433.html