javascript localstorage

Sessionstorage is used to store data locally in a session, which can only be accessed by a page in the same session and destroyed when the session ends. So sessionstorage is not a persistent local store, only session-level storage. While Localstorage is used for persistent local storage, the data will never expire unless the data is actively deleted.The difference between Web storage and cookiesThe concept of WEB storage is similar to a cookie, except

Describes how Localstorage (local storage) is used. This includes operations such as adding, modifying, deleting, and triggering events on the storage object.Directory1. Introduction1.1 Description1.2 Features1.3 Browser Minimum version support1.4 Fit Scene2. Members2.1 Properties2.2 Methods2.3 Events3. Example3.1 Storing data3.2 reading data3.3 Storing JSON objects1. Introduction 1.1 DescriptionLocalstorage is local storage, which can be used for lon

and exist as part of HTTP specifications, web Storage is only generated to "Store" data locally (from @ otakustay) Ii. browser support for html5 web storageIn addition to IE7 and below, browser support is fully supported by other standard browsers (ie and FF must be run on the web server). It is worth mentioning that IE is always a good thing, for example, UserData in IE7 and IE6 is actually a local javascript storage solution. Through simple code e

First, prefaceIn the recent work, there is a front-end classmate told me to clear Localstorage, I was at that time Localstorage completely no concept, so in the view of the relevant content, the following simple introduction. It is a common sense for iOS developers to popularize H5, please ignore it directly. Second, Localstorage sessionstorageIn HTML5, in order

IOS development and localStorage/sessionStorage, sessionlocalstorage I. Preface In my recent work, a front-end student told me to clear localStorage. I had no idea about localStorage at the time, so I read the related content at w3c. The following is a brief introduction. It is a common knowledge for iOS developers to popularize H5. You can ignore it directly. Ii

to have been successfully stored. Expiration time of Localstorage Localstorage is a local storage, no expiration of one said, unless manually clear or clear the cache otherwise will be retained, but can store the time to store an additional timestamp of the field, the next time to read according to the timestamp to determine whether expired, expired on the delete. such as a JS project store.js such enca

HTTP specification, whereas Web Storage is only for local "storage" of data (corrections from @otakustay) HTML5 Web Storage Browser support situationBrowser support in addition to IE7 and the following are not supported, other standard browsers are fully supported (IE and FF need to run in the Web server), it is worth mentioning that IE always do good, such as IE7, IE6 UserData is actually JavaScript local storage Solution. With simple code encapsula

Basic usage of localstorage on HTML5 1. Get the length of the Localstorage: window.localStorage.length 2. Add/Edit contents of Localstorage: Window.localStorage.setItem (key, value); 3. Obtain the value of the key corresponding to the localstorage according to the corresponding index: Window.localStorage.key (index);

you don't actively delete how long you can save. Sessionstorage-Data storage for a session, which can only be accessed by a page in the same session, and then destroyed when the session ends (for example, if you close the page and reopen it after storing some data on the page), the stored data is not available. So sessionstorage is not a persistent local store, only session-level storage. Browser Support ScenariosBrowser support in addition to IE7 and the following are not supported, o

Html5webstorage Local StorageWebStorage is used to implement the client storage data, we all know that the previous cookie is a way of client storage, today look at HTML5 new local storage methods: Localstorage and Sessionstorage.localstorage: The stored data will always exist on the local client, even if the browser is closed;Sessionstorage: just for with data storage for a session , Open a new browser window or Once the window is closed the data is

, other standard browsers are fully supported (IE and FF to run on the Web server), it is worth mentioning that IE always do good things, such as IE7, IE6 UserData In fact is the JavaScript local storage solution. With simple code encapsulation, it is possible to unify all browsers to support Web Storage. To determine whether the browser supports Localstorage, you can use the following code: Copy Code Th

LocalStorage and sessionStorage usage summary, 1. What is localStorage and sessionStorage? In HTML5, a new localStorage feature is added, which is mainly used as local storage, solve the problem of insufficient cookie storage space (the storage space of each cookie in the cookie is 4 k). In localStorage, browsers gener

Localstorage (local storage), can store data for long term, no time limit, a day, a year, two years or even longer, data can be used.Sessionstorage (Session store), which is used only before the browser is closed, when another page is created, the data disappears after you close the browser.The test localstorage compatibility of a blogger is as follows:Chrome4+ started to support LocalstorageFirefox3.5+ sta

HTML5 Localstorage Local StorageWhen it comes to local storage, it's been a long walk to HTML5 , and the previous history is probably as follows: The earliest cookie is naturally known to all, the problem is mainly too small, probably also 4KB appearance, and IE6 only support each domain name of the three Cookies, too few. The advantage is that we all support, but also very good support. Users who had previously disabled cookies were also slow to exi

HTML5 localStorage usage summary, html5localstorage 1. What is localStorage and sessionStorage? In HTML5, a new localStorage feature is added, which is mainly used as local storage, solve the problem of insufficient cookie storage space (the storage space of each cookie in the cookie is 4 k). In localStorage, browsers

HTTP specification, whereas Web Storage is only for local "storage" of data (corrections from @otakustay) Second, the browser support of HTML5 Web StorageBrowser support in addition to IE7 and the following are not supported, other standard browsers are fully supported (IE and FF need to run in the Web server), it is worth mentioning that IE always do good, such as IE7, IE6 UserData is actually JavaScript local storage solution. With simple code enca

Localstorage, like Sessionstorage, are objects that store client-side temporary information, and they can only store objects of a string type.The localstorage life cycle is permanent, which means that the information will always be present unless the user displays the Localstorage information on the UI provided by the browser .Sessionstorage life cycle is the cur

themselves.However, cookies are also not available or missing: The role of cookies is to interact with the server as part of the HTTP specification, whereas Web Storage is only for local "storage" of data (corrections from @otakustay)Browser support ScenariosBrowser support in addition to IE7 and the following are not supported, other standard browsers are fully supported (IE and FF need to run in the Web server), it is worth mentioning that IE always do good, such as IE7, IE6 UserData is actua

specification, whereas Web Storage is only for local "storage" of data (corrections from @otakustay)HTML5 Web Storage Browser support situationBrowser support in addition to IE7 and the following are not supported, other standard browsers are fully supported (IE and FF need to run in the Web server), it is worth mentioning that IE always do good, such as IE7, IE6 UserData is actually JavaScript local storage Solution. With simple code encapsulation y

specification, whereas Web Storage is only for local "storage" of data (corrections from @otakustay)HTML5 Web Storage Browser support situationBrowser support in addition to IE7 and the following are not supported, other standard browsers are fully supported (IE and FF need to run in the Web server), it is worth mentioning that IE always do good, such as IE7, IE6 UserData is actually JavaScript local storage Solution. With simple code encapsulation y