option.md

Option

Options with defaults

let options = {
  option1: 'MyOption'
};

let defaults = {
  option1: 'Hello',
  option2: 'World'
};

let o = Object.assign({}, defaults, options);
console.log(o.option1);

After DOM has loaded

document.addEventListener("DOMContentLoaded", function(e) {
  // Do something
});