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29 cze 2010 · The key-value pairs of the localStorage can be set with the function localStorage.setItem(key, value). If you want to iterate through the localStorage you can use numbers as keys. localStorage.setItem(localStorage.length, value);
7 sie 2024 · In this article, we’ll learn how to stringify and parse JavaScript objects into JSON strings to save them in localStorage, and then reverse the process to retrieve the data.
27 mar 2020 · To loop through those items it is as simple as using Object.keys: Object.keys(localStorage).forEach((key) => { console.log(localStorage.getItem(key)); }); This will output the value associated with the current key that we are looping through:
20 lut 2024 · To retrieve and use data from local storage, you use the getItem() method. This method takes in a key as an argument. If the given key exists in local storage, the method returns the value of that key. If it doesn’t, the method returns null. Local storage can only store strings.
The setItem() method sets the value of the specified Storage Object item. The setItem() method belongs to the Storage Object, which can be either a localStorage object or a sessionStorage object.
To iterate over name-value pairs stored in the localStorage, you use the Object.keys() method with for...of loop: let keys = Object .keys(localStorage); for ( let key of keys) { console .log( ` ${key} : ${localStorage.getItem(key)} ` ); } Code language: JavaScript ( javascript )
15 cze 2023 · There are five methods in the localStorage. These methods let you store items, get Items, remove Items and clear the localStorage. Using localStorage.setItem API you can store key/value pairs in the local storage. here is an example on how you can store the data. the candy name is the key and the Mars Bar is the value.
