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jquery cookie help needed (need help forming a cookie)

开发者 https://www.devze.com 2023-03-15 14:17 出处:网络
I was wondering if it was possible to create a cookie (using jquery.cookie) which looks like this in php:

I was wondering if it was possible to create a cookie (using jquery.cookie) which looks like this in php:

$_COOKIE['124']['ctns'] => 12
$_COOKIE['124']['units'] => 2

OR

$_COOKIE['124'] => array( 'ctns' => 12, 'units' => 2 )

Currently I've created the cookie which looks like:

$_COOKIE['124-ctns'] => 12
$_COOKIE['124-units'] => 2

But I'm realising that's not going to work for what I need.

The code I'm using (jquery) is:

$.cookie('124-ct开发者_Go百科ns', 12, { path: '/' });
$.cookie('124-units', 2, { path: '/' });

Any help would be appreciated :)


You can't. Cookies ONLY store strings, not objects. You can convert the objects to JSON so the code looks something like

$_COOKIE['124'] => json_encode(array( 'ctns' => 12, 'units' => 2 ));

n124 = JSON.parse($.cookie('124'));

Then the variable n124 should be the object so you can get the variables like n124.ctns n124.units


To create multi-dimensional cookies in PHP:

setcookie("124[ctns]",12,time()+3600);
setcookie("124[units]",2,time()+3600);

The last parameter is the expiration time.

To access multi-dimensional cookies in PHP:

$ctns = $_COOKIE['124']['ctns']; // $ctns will equal 12
$units = $_COOKIE['124']['units']; // $units will equal 2

Quick, print_r($_COOKIE) will output:

Array
(
    [124] => Array
        (
            [ctns] => 12
            [units] => 2
        )

)

In short, yes, you can. The following shows a specific example from the PHP manual.

Example #3 setcookie() and arrays


This is how I do it:

<input name="cb[1]" type="checkbox" value = "1">
<input name="cb[2]" type="checkbox" value = "2">

<javascript>
$(":checkbox").click(function(){
    name =  $(this).attr('name');
    val = $(this).val();
    $.cookie(name, val);
});
</javascript>

Output when using print_r(cb):

[cb] => Array
        (
            [1] => 1
            [2] => 2
        )

But now my problem is how to access the stored cookies @.@

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