django如何实现文件的上传，修改，删除，展示（01）

来源：互联网发布：罗志祥 selina 知乎编辑：程序博客网时间：2024/06/13 04:15

class AdsUserModel(models.Model):    """     define the ads user model    """    adsUser = models.CharField(max_length=100,  error_messages={'required': u'填写用户名'})    adsNo   = models.CharField(max_length=50, null=True)    type    = models.CharField(max_length=50, null=True)    class Meta:        pass    def __str__(self):        return self.adsNoclass AdsImgModel(models.Model):    """    """    user1  = models.ForeignKey('AdsUserModel', on_delete=models.CASCADE)    item1 = models.FileField(upload_to='uploads/%Y/%m/%d/', null=True, blank=True)    item2 = models.FileField(upload_to='uploads/%Y/%m/%d/', null=True, blank=True)    item3 = models.FileField(upload_to='uploads/%Y/%m/%d/', null=True, blank=True)    item4 = models.FileField(upload_to='uploads/%Y/%m/%d/', null=True, blank=True)    item5 = models.FileField(upload_to='uploads/%Y/%m/%d/', null=True, blank=True)    img1 = models.ImageField(upload_to='uploads/%Y/%m/%d/', null=True, blank=True)    img2 = models.ImageField(upload_to='uploads/%Y/%m/%d/', null=True, blank=True)    img3 = models.ImageField(upload_to='uploads/%Y/%m/%d/', null=True, blank=True)    img4 = models.ImageField(upload_to='uploads/%Y/%m/%d/', null=True, blank=True)    img5 = models.ImageField(upload_to='uploads/%Y/%m/%d/', null=True, blank=True)    class Meta:        pass    def __str__(self):        return self.item1

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