Created
May 31, 2021 01:10
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Save data in localStorage using JavaScript
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<!DOCTYPE html> | |
<html lang="en"> | |
<head> | |
<meta charset="UTF-8" /> | |
<meta name="viewport" content="width=device-width, initial-scale=1"> | |
<title>Save data in localStorage using JavaScript</title> | |
<link rel="stylesheet" href="style.css" /> | |
</head> | |
<body> | |
<form id="note-form"> | |
<input id="note-input" type="text" placeholder="+ Add Note" required /> | |
<button id="note-submit">Save</button> | |
</form> | |
<ul id="notes"></ul> | |
<script> | |
const noteForm = document.getElementById("note-form"); | |
const noteInput = document.getElementById("note-input"); | |
const noteSubmit = document.getElementById("note-submit"); | |
const notes = document.getElementById("notes"); | |
let notesStorage = localStorage.getItem("notes") | |
? JSON.parse(localStorage.getItem("notes")) | |
: []; | |
noteForm.addEventListener("submit", (e) => { | |
e.preventDefault(); | |
notesStorage.push(noteInput.value); | |
localStorage.setItem("notes", JSON.stringify(notesStorage)); | |
listBuilder(noteInput.value); | |
noteInput.value = ""; | |
}); | |
const listBuilder = (text) => { | |
const note = document.createElement("li"); | |
note.innerHTML = text + ' <button onclick="deleteNote(this)">x</button>'; | |
notes.appendChild(note); | |
}; | |
const getNotes = JSON.parse(localStorage.getItem("notes")); | |
getNotes.forEach((note) => { | |
listBuilder(note); | |
}); | |
const deleteNote = (btn) => { | |
let el = btn.parentNode; | |
const index = [...el.parentElement.children].indexOf(el); | |
notesStorage.splice(index, 1); | |
localStorage.setItem("notes", JSON.stringify(notesStorage)); | |
el.remove(); | |
}; | |
</script> | |
</body> | |
</html> |
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Source => https://w3collective.com/save-data-localstorage-javascript/