What is the process for retrieving a value from a Django view?

Would it be feasible to call a view from a JavaScript file using Ajax and have the view only return a specific value known as "this"? However, despite attempting this, an error occurs stating that the view did not provide an HttpResponse object, but instead returned None.

Is there a way to simply return a value from a view without including an HTML page?

Link to View Function

Link to Javascript/Ajax Code

Answer №1

A view function, also known as a view in Python, is a simple Python function that takes a Web request and gives back a Web response. Each view function should return an HttpResponse object.

When writing your code, make sure to return an HttpResponse instead of just a value. The correct code snippet would look like this:

from django.http import HttpResponse
def result(request):
    if request=="POST":
       return HttpResponse("something you want to display")

Answer №2

I'm uncertain of the purpose behind the function runAreaReview(param), but if it were to output a string, you could try implementing it like this:

import numpy as np

def calculate_area():
    param = ...
    result = ...'
    return np.array( result )

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