#getting
function onLoginSubmit(e) {
e.preventDefault();
const username = loginInput.value;
loginForm.className.add(HIDDEN_CLASSNAME);
greeting.innerText = `Hello ${username}`;
greeting.classList.remove(HIDDEN_CLASSNAME);
}
loginForm.addEventListener("submit", onLoginSubmit);
#saving
using localStorage
function onLoginSubmit(e) {
e.preventDefault();
const username = loginInput.value;
localStorage.setItem("username", username);
greeting.innerText = `HI ${username}`;
}