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Angus

Angus

V2EX member #17496, joined on 2012-03-07 12:16:52 +08:00
我是一个蜗牛
Angus's recent replies
@zxwind 谢谢
@shawiz 额,我的表达能力果然有问题。我不想用django.contrib.admin功能,想自己写一个。
看完@zxwind提供的文档,我发现原来我之前想的这么离谱。再google了一下,实现了这个功能。


@login_required
def edit(request, blog_id):
blog = get_object_or_404(Blog, pk=int(blog_id))
if request.method == 'POST':
form = BlogForm(request.POST, instance=blog)
if form.is_valid():
blog=form.save()
blog.save()
return HttpResponseRedirect('/blog/')

else:
form = BlogForm()

return render_to_response('blog/edit.html', {'form': BlogForm(instance=blog) })


现在就是不太明白为什么最后一行需要instance=blog,我再查查资料,谢谢各位。
求帮助。。
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