[英]Looping in django template with variable parameter
我想獲取所有類Material的詳細信息,其中user = user_id這是models.py:
class Material(models.Model):
subject = models.CharField(max_length=10)
topic = models.CharField(max_length=50)
user = models.IntegerField()
和我的views.py:
def add_material(request):
c = {}
c.update(csrf(request))
if 'user_session' in request.session:
user_id = request.session['user_session']
material_array = Material.objects.filter(user=user_id).values()
materials_len = len(material_array)
c['m_len'] = materials_len
for i in range(0, materials_len):
c['material_id_'+str(i)] = material_array[i]
return render_to_response('add_material.html',c)
else:
return HttpResponseRedirect('/user')
而我的add_material.html是:
{% for i in range(m_len) %}
<tr>
{% for j in material_id_+str(i) %}
{{j.subject}}
{{j.topic}}
{% endfor %}
</tr>
{%endfor%}
所以我在模板中出現錯誤,如何在for循環中插入變量?
這就是我要怎么做。
views.py
def add_material(request):
c = {}
c.update(csrf(request))
if 'user_session' in request.session:
user_id = request.session['user_session']
material_array = Material.objects.filter(user=user_id)
c.update({'materials': material_array})
return render_to_response('add_material.html', c)
else:
return HttpResponseRedirect('/user')
模板
{% for material in materials %}
<tr>
<td>{{ material.subject }}</td>
<td>{{ material.topic }}</td>
<td>{{ material.user.username }}</td>
</tr>
{% endfor %}
您可以包括任何您喜歡的用戶字段。
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