Cookie objects in javascript
Attribute
NameUnique attribute that must be set, indicating the cookie name
ExpiresSpecifies the cookie lifecycle. If this parameter is not set, the browser will automatically expire when it is disabled.
PathDetermine the availability of cookies for other web pages on the server. Gene
This article mainly introduces PHP and JavaScript for the cookie read and write, interactive operation method, in combination with the example of PHP and JavaScript set cookies, PHP read PHP and JS settings cookies, JS read php and JS set cookies and other related operating skills, the need for friends can refer to the next
The examples in this paper describe ho
I know a lot of people in the development of the site when the need for this function, is to control the user has been the top of anything! So I'm here to write a simple, JavaScript-based cookie operation!
Copy Code code as follows:
Set cookies
function Setcookie (key, value) {
Document.cookie = key + "=" + escape (value);
}
Get the value of a cookie
Cookie|javascript| Array | loop
The array, to put it simply, is actually a combination of several variables, and then we can call them by looping. Take a look at the following example:
The var array name =new Array () is the definition of the new array, the format of a variable in an array is the array name [subscript], in which case the value of array[0] is the value of 256,array[1] is "5D multimedia"; Th
Objective:Recently in the process of doing China Mobile Crawler, the first encounter is in a request, there is a "WT_PFC" cookie key value is generated by the front-end JavaScript, not into the HttpWebResponse, that is, C # does not go back to execute client script, HttpWebRequest is not a true web browser, it only downloads HTML information for the address it requests, and it never executes
Introduction to cookie| Beginners
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The problem is that I want to resolve the automatic access http://www.thehungersite.com. This page can limit your access to it once every day (don't forget to click on this link).So far, the first thing I did at the beginning was to manually select my bookmarks to load this page.
Why not create a simple script for it?Because I wanted it
The cookie plugin in jquery is too simplistic, just a simple encapsulation of cookies, and a lot of work is needed in practical applications. So always want to do an enhanced cookie plug-in, more convenient to use.
From a demand point of view, in E-commerce applications, the flexible application of cookies is very important to the user experience, you can remember the user's frequent repetitive operations,
In JavaScript, arrays are not stored directly as cookies (PHP can), and that is to dump the array into a string, and then save it in a cookie, and we can use either ToString () or join directly on the simple one-dimensional array:The ToString function method in JavaScript is a string representation of the returned object.How to use: objectname.tostring ([radix])W
; age=20; ....var arr1=document.cookie.split ('; ‘); the cookie string to ; split into arrays, [name=joe],[age=20],...for (var i=0; itraversal of the above array membervar arr2 = arr1[i].split (' = '); Splits Each member of the above array into arrays again in = interval arr2if (arr2[0] = = key) {// there are 2 members in arr2 at this time , then the first array element of ARR2 is entered Row matchingReturn decodeURI (arr2[1]); When a condition
The javascript-based COOkie operation can only be implemented once. javascriptcookie
I know that many people actually need this function when developing their websites, that is, to control the user's top point! So here I will briefly write about the javascript-based COOkie operations!
Copy codeThe Code is as follows://
Compared to JavaScript, it is easier to manipulate cookies through back-end PHP. So because the previous very rarely through JS to manipulate cookies, in the use of JavaScript to manipulate cookies encountered some detours, but also to share out, so that everyone and I make the same mistake.
1th, I know that Document.cookie returns a string of all cookies, so when setting cookies, I take it for granted tha
This example describes a method that JavaScript returns all the key values for the current session cookie. Share to everyone for your reference. Specifically as follows:
The following JS code output all the cookie key value control
The output results are as follows on the machine;
Copy Code code as follows:
Cookies associated with thi
In the process of website development, whether the front-end uses JavaScript or the backend uses server-side languages to process cookies, It is a skill that must be mastered by web developers.
I believe that it is often used in the development process. However, we still need to think about how to make the front-end and backend get the same cookie at the same time.
I will introduce the following points:
using encoding, which translates the private characters in the text string into corresponding hexadecimal ASCII values, using encodeURI () function converts a literal character to a valid URI using the decodeuri () function to decodeWrite Cookie
var cookietest = "Name=username";d ocument.cookie= cookietest; Deposit//Semicolon split different attributes var date = Newdate ();d ate.setdate (Date.getdate () +7); Set the
During major holidays, the homepage of major websites will be dressed in holiday costumes. Designers generally use large background images to achieve better visual impact. Of course, consider that some users are not used to this large background image. Therefore, it is necessary to place the "close" button on the background image. If you click "Close background", the large background image will disappear.
We use javascript to control the display and h
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