How to Pass a JavaScript Array to PHP Using jQuery AJAX?

Passing JavaScript Array to PHP with jQuery AJAX

When attempting to manipulate a JavaScript array in PHP, it's crucial to establish a proper communication channel between the two languages. One effective method to achieve this is through the use of jQuery's $.ajax() function.

To successfully pass a JavaScript array to PHP via jQuery AJAX, the data parameter requires a slightly different approach. Instead of directly assigning the array to the data, it should be wrapped within an object notation:

data: { activitiesArray: activities },

Now, when the AJAX request is sent, it will properly format and encode the array within the HTTP payload.

On the PHP side, you can then access the array using $_REQUEST:

<?php $myArray = $_REQUEST['activitiesArray']; ?>

This enables you to seamlessly manipulate the JavaScript array within your PHP code.

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