表单字段不会显示在浏览器中。只有提交按钮出现。你知道吗
视图.py代码:
def vote(request, pk):
# check if request is post
if request.method == 'POST':
# create a form and populate it with data from request
form = forms.Vote(request.POST)
if form.is_valid():
fact = Fact.objects.get(pk=pk)
fact.votes += int(form.cleaned_data['vote'])
fact.save()
return HttpResponseRedirect(reverse(
'facts:detail',
args=(pk,)
))
else:
form = forms.Vote()
return render(request, 'facts/fact_detail.html', {'form': form})
模板(事实_详细信息.html)代码:
<form method='POST'>
{% csrf_token %}
{{ form }}
<input type="submit" value="vote" />
</form>
窗体类(表单.py)代码:
VOTE_CHOICES = [
(1, 'upvote'),
(0, 'downvote')
]
class Vote(forms.Form):
vote = forms.ChoiceField(choices=VOTE_CHOICES, widget=forms.RadioSelect())
我建议检查django文档中的通用编辑视图,我认为它有解决方案 [https://docs.djangoproject.com/en/1.11/ref/class-based-views/generic-editing/#createview][1]
在视图.py对于vote方法,在将表单变量作为参数传递之前,对其进行局部初始化。你知道吗
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