cookie property like this. To store JavaScript objects in cookies, use JSON stringify. I need to have this setup as a client side cookie (javascript disabled - no problem). You can create cookies using document. I see many answers on to how to RETRIEVE multiple cookies from a RESPONSE. Cookies are usually set by a web-server using response Set-Cookie HTTP-header. This object can store multiple values in a single cookie. It is used to convert a JavaScript value to a JSON string. This, however, could create some problems, for instance the 20 cookies per domain limit. When a user clicks a particular product the description about the product will be displayed in another page. When dealing with cookies many people expect them to act just like variables but this is not the case. The expiry date should be set in the UTC/GMT format. Javascript Set Cookie. If we want to store multiple tasks from the user, we need to create an array of tasks and store that as a string. They are a part of HTTP protocol, defined by RFC 6265 specification.. 1. Usually, one cookie has one value: one string. How to store and retrieve an array value in a cookie. I am using jQuery cookie syntax $.cookie('shortlist', theId+","+myTitle); The problem is when I click on the second Title, the first title in the cookie is getting replaced by the second. Date : 2006-05-08. My previous post related to Cookies. I have a page which displays multiple products. Therefore, to store multiple data in cookies, multiple cookies have to be used. The following code snippet to learn how to store JavaScript objects in cookies − Best method of reading and writing mutliple values to a cookie with Javascript. document.cookie = "cookiename=cookievalue" You can even add expiry date to your cookie so that the particular cookie will be removed from the computer on the specified date. Getting single value from the cookie public string GetIndividualCookies(string cookieKey) { return GetHttpRequest().Cookies[cookieKey].Value;} Setting single value to the cookie public void SetIndividualCookies(string name, string value) { GetHttpResponse().Cookies[name].Value = value;} Getting multiple values from single cookie Each product has an unique ID. Therefore, it might make sense to try to save multiple data in one cookie. The original values of the keys are preserved as they are encoded using JSON before storing in the cookies. You cannot store an array directly into a cookie. Javascript Read and Write Multiple values in a Cookie Javascript Best Practices. It can set, get and delete different key values that can be encode to be stored in a single browser cookie. Cookies are small strings of data that are stored directly in the browser. Then the browser automatically adds them to (almost) every request to the same domain using Cookie HTTP-header.. 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