local-storage

问题 I'm currently building a single page application using reactjs. I read that many of the reasons for not using localStorage is because of XSS vulnerabilities. Since React escapes all user input, would it now be safe to use localStorage? 回答1: In most of the modern single page applications, we indeed have to store the token somewhere on the client side (most common use case - to keep the user logged in after a page refresh). There are a total of 2 options available: Web Storage (session storage,

问题 I have a problem with a webview which may access to the localStorage by an HTML5 app. The test.html file informs me that local storage is'nt supported by my browser (ie. the webview ). If you have any suggestion.. package com.test.HelloWebView; import android.app.Activity; import android.content.Context; import android.os.Bundle; import android.util.Log; import android.view.KeyEvent; import android.webkit.WebChromeClient; import android.webkit.WebSettings; import android.webkit.WebStorage;

问题 How long can I expect data to be kept in localStorage. How long will an average user's localStorage data persist? If the user doesn't clear it, will it last till a browser re-install? Is this consistent across browsers? 回答1: W3C draft says this User agents should expire data from the local storage areas only for security reasons or when requested to do so by the user. User agents should always avoid deleting data while a script that could access that data is running. So if browsers follow the

问题 I have an options page where the user can define certain options and it saves it in localStorage: options.html Now, I also have a content script that needs to get the options that were defined in the options.html page, but when I try to access localStorage from the content script, it doesn't return the value from the options page. How do I make my content script get values from localStorage, from the options page or even the background page? 回答1: Update 2016: Google Chrome released the

问题 What are the technical pros and cons of localStorage, sessionStorage, session and cookies, and when would I use one over the other? 回答1: This is an extremely broad scope question, and a lot of the pros/cons will be contextual to the situation. In all cases, these storage mechanisms will be specific to an individual browser on an individual computer/device. Any requirement to store data on an ongoing basis across sessions will need to involve your application server side - most likely using a

问题 What are the technical pros and cons of localStorage, sessionStorage, session and cookies, and when would I use one over the other? 回答1: This is an extremely broad scope question, and a lot of the pros/cons will be contextual to the situation. In all cases, these storage mechanisms will be specific to an individual browser on an individual computer/device. Any requirement to store data on an ongoing basis across sessions will need to involve your application server side - most likely using a

问题 This question already has answers here : Cannot store a value in local storage (2 answers) Closed 5 years ago . Data is fetched from web service in variable. How to store the data with white spaces ex:"Bread Butter" in the local storage? In the function selected_index I have passed the item_name of the clicked item. It leaves the word after space and does not store it. This is my code. <script> var sub_catidall = []; var sub_catnameall = []; function selected_index(sub_cat_name_all) { alert(

问题 I have a sample application which can store values into local storage when user clicks to local button but i want to all values from the txt file to be in local storage "note2": [] . Plunker Demo 回答1: To put your data in localStorage in angularJS you can use the library angular-localForage. Example: angular.module('yourModule', ['LocalForageModule']) .controller('yourCtrl', ['$scope', '$localForage', function($scope,$localForage) { $localForage.setItem('myName','Olivier Combe').then(function(

问题 I'm currently developing a mobile application which uses AJAX request to get data from a server. To enable offline navigation in my application, I need to store all data collected. My application is quite powerful because there's a section where the user can see charts (powered by highcharts). I'm asking myself about the best solution to cache the data collected in the JSON format. Is it light or efficient enough to JSON.stringify the data array into local storage like: localStorage.setItem(

问题 I'm creating a simple app that a user will download onto his/her computer and then open it with a browser off the harddrive. I need it to be able to store data, using any of the standard browsers. (Although data does not have to be accessible between browsers). As described by this link, If using HTML5's localstorage, Internet Explorer throws an error if the url of the site is something like file:///C:/Web/mylocaltodo.html . It says it can be gotten round by using 'localhost', but the sample