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我有型號:如何在模板中打印有序的子模型?
class Model_1(models.Model):
name = models.CharField(...
pos = models.IntegerField(...
class Model_2(models.Model):
...
m1 = models.ManyToManyField(Model_1,...
我打印這個模板:
{% for m2 in model2 %}
{% for m1 in m2.m1.all %}
{{ m1.name }}
{% endfor %}
{% endfor %}
,但我想打印的 'POS' 字段排序m1.names。怎麼做?