delete item from localstorage code example
Example 1: remove localstorage
localStorage.removeItem("key");
Example 2: localstorage clear item
localStorage.removeItem(key);
Example 3: javascript localStorage clear items
localStorage.clear();//this clears the localStorage completely
Example 4: localstorage.removeitem()
// Don't use removeItem() that as the name says removes the whole item from localStorage. Just do another setItem() to overwrite the old data.
questions.splice(index, 1);
localStorage.setItem('questions',JSON.stringify(questions));