angular2 localstorage

Cookies, Localstorage and sessionstorage the same point are stored locally on the user's data. The point is to avoid data being passed back and forth unnecessarily between the browser and the server. The characteristics of the three people the same Web Storage that belong to HTML5 features Cookies Localstorage Session

Gets all the data information saved by the Localstorage object. This data is typically traversed, and the following two properties of the Localstorage object need to be accessed during traversalLength: Represents the total amount of data saved in the Localstorage object.Key: Represents the keys when the data is saved1 DOCTYPE HTML>2 HTML>3 Head>4 MetaCharSet= "Ut

There are two types of Web Storage: Sessionstorage and Localstorage (both are limited to the document source level and cannot be shared between non-homologous documents)1.sessionstorage data placed on the server (ie not supported) is strictly used to store data in a browser session and the data will be deleted immediately after the browser is closed. Span class= "Hljs-number" >2.localstorage data on the cli

Original: http://www.cnblogs.com/xumingxiang/archive/2012/03/25/2416386.html HTML5 Development Learning (2): Local storage localstorage, Sessionstorage, Globalstorage Posted on 2012-03-25 11:23 Uncle Xiang Read (2) Comments ( 0) Edit Favorites HTML5 provides four new ways to store data on the client, namely Localstorage, Sessionstorage, Globalstorage, and Web Sql Database. This article first introduces the

2018-08-04 Preface this question when doing the project today, how to change the login link to the user name after the user login is successfulSolution: OnLoad Load event with Sessionstorage cache and JSAfter the user has successfully logged in, use the cache, set the user name to the cache, and then get it when each page loads.The difference between Localstorage and sessionstoragecommon: All are stored in the browser side, and the same Origindifferen

The Localstorage life cycle is permanent, which means that the information will always be present unless the user is shown to clear Localstorage information on the UI provided by the browser.The Sessionstorage life cycle is the current window or tab, and once the window or tab is permanently closed, all data stored through sessionstorage is emptied. The information in

HTML5 provides a Localstorage object that can save data for long periods of time on the client until the person is cleared.Localstorage provides several methods: 1, storage : Localstorage.setitem (Key,value) If key is present, update value 2, get : Localstorage.getitem (key) if key does not exist return null 3, delete : Localstorage.removeitem (key) once deleted, key corresponding data will be deleted all 4, Clear all : Localstorage.clear () sometime

(data.plist, function (index, content){var appendstr = "if (Content.code = = Province) {Appendstr = Appendstr + "selected = ' selected '";}Appendstr = Appendstr + ">" + content.name + "$ ("#province"). Append (APPENDSTR); });$.each (data.clist, function (index, content){var appendstr = "if (Content.code = = City) {Appendstr = Appendstr + "selected = ' selected '";}Appendstr = Appendstr + ">" + content.name + "$ ("#city"). Append (APPENDSTR);});$.each (data.alist, function (index, content){var a

and therefore cannot store sensitive information.third, the Web storage mechanism1. Sessionstorage ObjectThe Sessionstorage object stores data that is specific to a session, which means that the data is kept only until the browser is closed.2. Localstorage ObjectTo access the same Localstorage object, the page must be from the same domain name (invalid subdomain), using the same protocol, on the same port.

cookies, which do not need to be continuously sent back to the server when data needs to be tightly controlled at the client. WebStorage Two main objectives: (1) provides a path to store session data outside of a cookie. (2) provides a mechanism for storing a large number of data that can exist across sessions. HTML5 's WebStorage provides two types of api:localstorage (local storage) and Sessionstorage (Session storage). 1, life cycle: Localstorage:localstorage life cycle is permanent, close t

Label:The most recent project used the front-end storage, originally selected Localstorage, this is the HTML5 inside the new API, the usage is very simple. SetItem GetItem Clear. It is important to note that the data stored in the Localstorage in the form of a string, the time taken out is also in the form of a string to get. because the general data in the project is stored in JSON or array mode. Json.pars

client. In order to solve a series of limitations of the cookie, HTML5 through JS's new API can directly store a large number of data to the client browser, and support complex local database, so JS is the inverse of the day. HTML5 supports two types of webstorage, one is persistent local storage (localstorage), and the other is session-level local storage (sessionstorage).Second, session-level local storage: sessionstorageAdded a JS object in HTML5:

[Open Source] encapsulates the localstorage and html5localstorage of html5. Project name: web-storage-cache Project address: https://github.com/WQTeam/web-storage-cache API Description: https://github.com/WQTeam/web-storage-cache/blob/master/README_zh_CN.md I am working on mobile development at the front end and want to use localstorage for data caching. It is found that

The localstorage in the HTML5 local storage API is the same as sessionstorage in the usage method, except that Sessionstorage is emptied after the page is closed, and Localstorage is saved. Here we take localstorage as an example, briefly introduce the local storage of the next HTML5, and give some sample explanations for common problems such as traversal.