django实战(五)--增加数据
发布时间:2020-12-15 17:08:09 所属栏目:大数据 来源:网络整理
导读:urls.py urlpatterns= [ path( ' curd/add/ ' ,views.curd_add,name= curdadd ' ),path( curd/saveadd/ curdsaveadd views.py def curd_add(request): # 我们这不对publisher表进行增加,只是增加book表,所以我们的publisher直接获取给前台用 publisher_obj
urls.py urlpatterns=[ path('curd/add/',views.curd_add,name=curdadd'),path(curd/saveadd/curdsaveadddef curd_add(request): #我们这不对publisher表进行增加,只是增加book表,所以我们的publisher直接获取给前台用 publisher_obj=Publisher.objects.all() content={ publisher:publisher_obj,} return render(request,curd/add.htmlcontent) curd_save_add(request): 判断是否是POST请求 if request.method == POST: title=request.POST.get(title) publisher=request.POST.get() introduce=request.POST.get(introduce) publisher_obj=Publisher.objects.get(name=publisher) 由于publisher表与book是关联关系,因此增加时publisher必须是对象 Book.objects.create(title=title,introduce=introduce,publisher=publisher_obj) return redirect(/curd/') add.html <!doctype html> <html lang="en"> <head> <meta charset=UTF-8"> <meta name=viewport" content=width=device-width,user-scalable=no,initial-scale=1.0,maximum-scale=1.0,minimum-scale=1.0"> <meta http-equiv=X-UA-Compatible" content=ie=edge"> <link rel=stylesheet" href=/static/bootstrap/css/bootstrap.css"> <script src=/static/bootstrap/js/bootstrap.js"></script> <script type=text/javascript" src=http://libs.baidu.com/jquery/1.11.1/jquery.min.js"></script> <script src=/static/js/curd.js"></script> <title>Document</title> </head> <body> <div align=center" style=width: 500px;position: absolute;top: 150px;left: 400px;"> <form method=post" class=form-horizontal" action={% url 'person:curdsaveadd'%}"> <div form-group"> <label for=col-sm-2 control-label">title</label> <div col-sm-10"> <input type=textform-control" name=" id=" > </div> </div> <div ">publisher</label> <div "> <select "> {% for pub in publisher%} <option value={{pub}}" >{{pub}}</option> {% endfor %} </select> </div> </div> <div ">introduce</label> <div "> <textarea type="></textarea> </div> </div> <div "> <div col-sm-offset-2 col-sm-10"> <button type=submitbtn btn-default">提交</button> </div> </div> </form> </div> </body> </html> 启动服务器: ? ?点击添加按钮,浏览器地址变为http://127.0.0.1:8000/curd/add/ ? ?我们输入相应数据test,北京大学出版社(选择),我是个爱学习的人呀,哈哈哈 我们看到,数据已经插入进去了。 技术总结:就是关联表的插入需要进行对象插入。 (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |