Get the class names of a html element that you click on

get_class_names.js

"use strict";
document.addEventListener("click", function (event) {
    event.preventDefault();
    const allClasses = Array.from(event.target.classList).join(".");
    const classes = "." + allClasses;
    if (classes == ".") {
        console.log("No classes found");
    } else {
        console.log(classes);
    }
});