如何解决无法上传和显示 django 表单
1.views.py
from django.shortcuts import render
from . models import User
from .forms import Userform
def Home(request):
if request.method == "POST":
form = Userform(request.POST or None,request.FILES or None)
if form.is_valid():
form.save()
else:
form = Userform()
return render(request,"home.html",{"form":form})
def read(request):
read = User.objects.all()
return render(request,"read.html",{"read":read})
2.models.py
from django.db import models
class User(models.Model):
name = models.CharField(max_length=12)
rollno = models.IntegerField()
# files = models.FileField()
3.form.py
from django import forms
from .models import User
class Userform(forms.ModelForm):
class Meta:
model = User
fields = ('name','rollno')
urls.py
from django.contrib import admin
from django.urls import path
from app import views
from django.conf import settings
from django.conf.urls.static import static
urlpatterns = [
path('admin/',admin.site.urls),path("",views.Home,name="Home"),path("read/",views.read,name="read"),]
urlpatterns+=static(settings.MEDIA_URL,document_root=settings.MEDIA_ROOT)
4.home.html
<!DOCTYPE html>
<html lang="en">
<head>
<Meta charset="UTF-8">
<Meta name="viewport" content="width=device-width,initial-scale=1.0">
<title>Document</title>
</head>
<body>
<form method="POST" action="read/" enctype="multipart/form-data">
{%csrf_token%}
{{form}}
<button type=submit>click to submit</button>
</form>
</body>
</html>
阅读.html
<!DOCTYPE html>
<html lang="en">
<head>
<Meta charset="UTF-8">
<Meta name="viewport" content="width=device-width,initial-scale=1.0">
<title>Document</title>
</head>
<body>
{%block containt%}
{%for i in read%}
{{i.name}}
{{i.rollno}}
{%endfor%}
{%endblock%}
</body>
</html>
我想使用表单向 django admin 添加数据，但数据未在 django admin 上传 无法将数据上传到 django admin 因此无法读取 请帮忙 我想使用表单向 django admin 添加数据，但数据未在 django admin 上传 无法将数据上传到 django admin 因此无法读取 请帮忙
解决方法
问题出在您的表单操作中，您在操作中输入了错误的 URL
您必须使用 home URL 而不是 read/，因为您正在 home 函数中处理表单提交，因此请用此替换表单操作
<form method="POST" action="{% url 'Home' %}" enctype="multipart/form-data">
{%csrf_token%}
{{form}}
<button type=submit>click to submit</button>
</form>
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