digital clock with js.

console.clear();
function clock() {
let d = new Date(),
h = d.getHours(),
m = d.getMinutes(),
s = d.getSeconds();
if(h<10)h=0${h};
if(m<10)m=0${m};
if(s<10)s=0${s};
document.querySelector(.hour).textContent = h;
document.querySelector(.min).textContent = m;
document.querySelector(.sec).textContent = s;
setTimeout(clock, 1000);
}
clock()