Input
Output
<html> <body> <input type="text" id="username" placeholder="Enter your name"> <button onclick="saveName()">Save</button> <p id="greeting"></p> <script> function saveName() { let name = document.getElementById("username").value; localStorage.setItem("username", name); showGreeting(); } function showGreeting() { let savedName = localStorage.getItem("username"); if (savedName) { document.getElementById("greeting").innerText = "Welcome, " + savedName + "!"; } } // Load name on page load window.onload = showGreeting; </script> </body> </html>