jQuery 如何在通过 Ajax 发布的 Django 中获取数组
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How to get an array in Django posted via Ajax
提问by Erez
When I try to send an array to Django via Ajax (jQuery)
当我尝试通过 Ajax (jQuery) 向 Django 发送数组时
JavaScript code:
JavaScript 代码：
new_data = ['a','b','c','d','e'];
$.get('/pythonPage/', {'data': new_data},function(data){});
and I try to read the array:
我尝试读取数组：
Python:
Python：
request.GET.get("data[]")
I get only the last array value:
我只得到最后一个数组值：
'e'
What am I doing wrong?
我究竟做错了什么？
回答by Yuji 'Tomita' Tomita
You're looking for the QueryDict's getlist
你正在寻找QueryDict的getlist
request.GET.getlist('data')
request.GET.getlist('data[]')
request.GET.getlist('etc')
https://docs.djangoproject.com/en/2.0/ref/request-response/#django.http.QueryDict.getlist
https://docs.djangoproject.com/en/2.0/ref/request-response/#django.http.QueryDict.getlist
回答by Michael Stachura
Quite old question but let me show you full working code for this. (Good for newbie :)
很老的问题，但让我向您展示完整的工作代码。（适合新手：）
In your template
在您的模板中
data = {
'pk' : [1,3,5,10]
}
$.post("{% url 'yourUrlName' %}", data,
function(response){
if (response.status == 'ok') {
// It's all good
console.log(response)
} else {
// Do something with errors
}
})
urls.py
网址.py
urlpatterns = [
url(r'^yourUrlName/', views.yourUrlName, name='yourUrlName'), #Ajax
]
views.py
视图.py
from django.views.decorators.http import require_POST
from django.http import JsonResponse
@require_POST
def yourUrlName(request):
array = request.POST.getlist('pk[]')
return JsonResponse({
'status':'ok',
'array': array,
})
回答by Michael Stachura
Just use request.GET.getlist('data[]')
只需使用 request.GET.getlist('data[]')
