8 DOM features you didn’t know existed

The text explores a variety of lesser-known Document Object Model (DOM) and Web API features, emphasizing their utility and strong support in modern browsers. Among these features are enhancements to the addEventListener() method, such as the options object allowing for more flexible event handling, and window.scrollTo() for implementing smooth scrolling without jQuery. It also discusses optional arguments in setTimeout() and setInterval(), the defaultChecked property for form elements, and text node manipulation using normalize() and wholeText. Other features include insertAdjacentElement() and insertAdjacentText() for modifying the DOM, the event.detail property for tracking click counts, and scrollHeight and scrollWidth for measuring element dimensions beyond visible areas. The text provides interactive demos to illustrate these features and highlights the broad browser support, suggesting their applicability for enhancing user experience and achieving cleaner code in web development projects.