event listener localstorage code example

Example 1: get localstorage

function get(){
    var getJson = localStorage.getItem('key')
    if(getJson){
        arrayName = JSON.parse(getJson)
    }
}

Example 2: javascript localstorage

localStorage.setItem("user_name", "Bob");

document.body.addEventListener("click", function(){
  alert(localStorage.getItem("user_name"))
});