视图和URL配置

浏览数：38 / 时间：2015年06月09日

from django.http import HttpResponse

def hello(request):
    return HttpResponse("Hello world")

from django.conf.urls.defaults import *
from views import hello

urlpatterns = patterns(‘‘,
    (‘^hello/$‘, hello),
)

from django.http import HttpResponse
import datetime

def hello(request):
    return HttpResponse("Hello world")

def current_datetime(request):
    now = datetime.datetime.now()
    html = "<html><body>It is now %s.</body></html>" % now
    return HttpResponse(html)

from django.conf.urls.defaults import *
from views import hello, current_datetime

urlpatterns = patterns(‘‘,
    (‘^hello/$‘, hello),
    (‘^time/$‘, current_datetime),
)

urlpatterns = patterns(‘‘,
    (‘^hello/$‘, hello),
    (‘^time/$‘, current_datetime),
    (‘^another-time-page/$‘, current_datetime),
)

urlpatterns = patterns(‘‘,
    # ...
    (r‘^time/plus/\d+/$‘, hours_ahead),
    # ...

　　(r‘^time/plus/\d{1,2}/$‘, hours_ahead),

from django.conf.urls.defaults import *
from views import hello, current_datetime, hours_ahead

urlpatterns = patterns(‘‘,
    (r‘^hello/$‘, hello),
    (r‘^time/$‘, current_datetime),
    (r‘^time/plus/(\d{1,2})/$‘, hours_ahead),
)

from django.http import Http404, HttpResponse
import datetime

def hours_ahead(request, offset):
    try:
        offset = int(offset)
    except ValueError:
        raise Http404()
    dt = datetime.datetime.now() + datetime.timedelta(hours=offset)
    html = "<html><body>In %s hour(s), it will be %s.</body></html>" % (offset, dt)
    return HttpResponse(html)

def hours_ahead(request, offset):
    try:
        offset = int(offset)
    except ValueError:
        raise Http404()
    dt = datetime.datetime.now() + datetime.timedelta(hours=offset)
    assert False
    html = "<html><body>In %s hour(s), it will be %s.</body></html>" % (offset, dt)
    return HttpResponse(html)