The combination of $.post and $J = jQuery.noConflict() does not seem to be functioning correctly

I'm struggling with sending data from JavaScript to PHP using the $.post method, while also having conflicts with WordPress and using $J = jQuery.noConflict().

Here's what I have in my JavaScript:

$J = jQuery.noConflict()
x=1
$J.post('/the directory',{x: x}, function(data){
});
alert($J.cookie("y"));

In my PHP code:

if(isset($_POST['x']))
{
setcookie("y", 1);
}
else{
setcookie("y", -1);
}

Each time, y is set to -1, suggesting that x is not found in PHP. What am I missing?

Here's what I've tried so far, all without success:

- Connecting the post to different events (submit button press or page load)
- Moving the alert ($J.cookie("y")) within the function brackets
- Removing or adding the J before or after the $ in PHP

I suspect the issue may be caused by adding $J = jQuery.noConflict(). However, I've used other functionalities without any problems. Can you suggest a solution or guide me in the right direction? Thank you!

Answer №1

The foundation of this argument is flawed -- cookies are actually included in the HTTP header sent with each request. Therefore, in order to receive new cookies, a new header must be received which would necessitate a page reload.

It is impossible to perform an ajax request and establish a cookie on the server, and then assume it will be available in JavaScript on the client side without refreshing the page and obtaining updated headers including that specific cookie.

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