Django:如何跟踪模型项的订单
我有一个模型:Django:如何跟踪模型项的订单,django,Django,我有一个模型: class Recipe(models.Model): name=models.CharField() class Ingredients(models.Model): name=models.CharField() class RecipeIngredients(models.Model): recipe=models.ForeignField(Recipe) ingredients = models.ForeignField(In
class Recipe(models.Model):
name=models.CharField()
class Ingredients(models.Model):
name=models.CharField()
class RecipeIngredients(models.Model):
recipe=models.ForeignField(Recipe)
ingredients = models.ForeignField(Ingredients)
我正在创建RecipeingElements
,但我想按顺序显示它们
有时我不得不在中间添加一种成分。那么在这种情况下,如何在获取它们的同时保持秩序呢