How to Save Input Data to Local Storage Using Vanilla JavaScript скачать в хорошем качестве

How to Save Input Data to Local Storage Using Vanilla JavaScript

Learn how to store input data in local storage using vanilla JavaScript. This guide provides an easy-to-follow implementation, perfect for beginners! --- This video is based on the question https://stackoverflow.com/q/65568489/ asked by the user 'adumbcoder' ( https://stackoverflow.com/u/14191581/ ) and on the answer https://stackoverflow.com/a/65568978/ provided by the user 'terrymorse' ( https://stackoverflow.com/u/3113485/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions. Visit these links for original content and any more details, such as alternate solutions, latest updates/developments on topic, comments, revision history etc. For example, the original title of the Question was: I'm trying to get a button that's in a div along with an input to save just the information in local storage Also, Content (except music) licensed under CC BY-SA https://meta.stackexchange.com/help/l... The original Question post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license, and the original Answer post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license. If anything seems off to you, please feel free to write me at vlogize [AT] gmail [DOT] com. --- Save Input Data to Local Storage Using Vanilla JavaScript Are you trying to learn how to save user input in local storage through a button click? If so, you're in the right place! In this guide, we will explore how to create a button that, when clicked, retrieves the value from an input field within the same div and saves it to local storage. This is a great feature for web applications that require data persistence across sessions. Understanding Local Storage Local storage is a web storage mechanism that allows you to store data in a user's browser. This data persists even after the browser is closed or the page is refreshed, making it a great option for saving user preferences or form data. The Problem: Saving Input on Button Click Let’s set the stage: you have a form structure with multiple input fields and a corresponding button for each input. You want each button to save the value of its associated input field to local storage when clicked. The Structure of Your Code To achieve this functionality, we’ll start with the following HTML and JavaScript setup as per your requirement: [[See Video to Reveal this Text or Code Snippet]] The JavaScript code adds dynamic form elements to this dailyList div, but there are a few things to correct before we implement the storage functionality. Here’s the initial setup for clarity: [[See Video to Reveal this Text or Code Snippet]] Step-by-Step Breakdown Create the Structure: Use a loop to generate form elements based on time slots. Each form contains a paragraph showing the time, an input field for user entry, and a save button. Input Field Handling: Ensure each input field retrieves existing values from local storage using localStorage.getItem() and sets the placeholder if there's no previous entry. Button Click Event: Attach a click event handler to the button using: [[See Video to Reveal this Text or Code Snippet]] Inside this function: Use evt.currentTarget to get the button that was clicked. Access the previous sibling (input field) using thisBtn.previousElementSibling. Retrieve the input value and save it to local storage with localStorage.setItem(). Informing the User: Provide feedback after saving by displaying an alert or logging to the console. Conclusion With this simple setup, you can effectively store user inputs into local storage, allowing your web application to remember data even after a page refresh. Local storage is an invaluable tool for enhancing user experience by persisting data. Keep experimenting, and you'll be surprised at how easy it is to leverage these storage capabilities in your projects! Happy coding!