"Tips for properly sending a JavaScript variable through an AJAX call to a Django URL

   <script>

        $(document).ready(function () {
            $(window).on('beforeunload', function () {
                $.ajax({
                    // type: 'GET',
                    url: "{% url 'size_reducer:data_delete' id %}",
                    dataType: 'json',
                    success: function (data) {
                        console.log('ok');

                    }
                })
            });
        });
    </script>

I'm encountering an issue trying to include the ID in the AJAX URL, as it seems unable to retrieve the ID.

Answer №1

Avoid using the Django url tag within AJAX requests in this manner. Instead, your URL should follow a structure like this:

url: "/<path_to_data_delete>/" + id

To achieve this, store the ID in a JavaScript variable and then concatenate it to the URL string based on your specified URL.

Do not include the domain name before /<path_to_data_delete>. If you are working on a local server, exclude the domain name. For example: .

Answer №2

If you need to include a Python variable in a Django template script, consider using Template literals.

<script>
$.ajax({
  // Possibly utilize the django url tag if inside a template script block
  url: `{% url 'size_reducer:data_delete' ${id} %}`, 
  dataType: 'json',
  success: function (data) {
     console.log('ok');
  }
})
</script>

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