We will learn how to store an array data structure in localStorage JavaScript. Short answer To store an array in localStorage, we use JSON methods stringfy() and parse() : stringfy(): converts an array into a s
Use the JSON.parse() method to parse the JSON string into a native JavaScript array. index.js const arr = ['bobby', 'hadz', 'com']; // 👇️ storing the array in localStorage localStorage.setItem('my-array', JSON.stringify(arr)); // 👇️ retrieving the array from localStorage...
LocalStorage频繁读写复杂对象时性能变差原因是什么 如何给不同输入框绑定不同的自定义键盘 一个自定义组件内某一时机批量刷新多个@State修饰的状态变量,是否会影响性能 List控件加载的数据如何判断是否超过一屏 常用可以设置'auto'的属性的组件及其含义的介绍 双层嵌套list,如何使用LazyForEach起作用 Marquee组件...
StoreDB是一个基于localStorage的本地储存库,通过模拟MongoDB的一些API和概念(如“集(collection)”和“文档(document)”),使你能使用 localStorage 储存复杂数据。 Why StoreDB? StoreDB使你在无须配置数据库的情况下,在静态页面中也能实现大量数据储存和交互。这意味着你能用StoreDB非常简便地建立一个功能强大的SP...
JavaScript localStorage A simple, lightweight JavaScript API for handling browserlocalStorage, it is easy to pick up and use, has a reasonable footprint 2.08kb(gzipped: 0.97kb), and has no dependencies. It should not interfere with any JavaScript libraries or frameworks. ...
keys([fillList]); // returns array of keys store.size(); // number of keys, not length of data store.clearAll(); // clears *ALL* areas (but still namespace sensitive) Passing in false for the optional overwrite parameters will cause set actions to be skipped if the storage already ...
Uint8Array类型和String以及hex如何互相转换 如何进行base64编码 赋值和深/浅拷贝的区别 如何实现深/浅拷贝 ArkTS是否支持多继承 ArkTS是否支持交叉类型 ArkTS是否支持匿名内部类 如何使用Record 如何通过AOP统计方法执行时间 如何快速生成class的setter和getter方法 如何实现Sendable类型和JSON数据的转换 ...
.then((keys) =>Promise.all(// eslint-disable-next-line array-callback-returnkeys.map((key) =>{// 清理缓存if(cacheName !== key) {returncaches.delete(key); } }), )) .then(() =>{console.log('cache deleted'); }), );
objects: [Array<Object>] Table name: String primaryKey: String indexes: [Array<Index>] Index name: [String] key: String Object table: String object: Object Query table: String where: [WhereQuery] WhereQuery key: value Readme Keywords indexeddb javascript orm sql localstorage websqlPackage...
import {provide, Provider} from 'angular2/core';import {INITIAL_STATE} from '@ngrx/store';export const rehydrateState = key => { //override initial state token for use in store return provide(INITIAL_STATE, { useValue: { [key]: JSON.parse(localStorage.getItem(key))}; });}; ...