JSFiddle - React, Tailwind, and code Playground
by sergiu079
JavaScript
time = "12:30:45";
curentDateString = "2018-12-05 12:30:45"
var currentDate = new Date(curentDateString);
var currentDateLong = currentDate.getTime();
setInterval(()=>{
currentDateLong += 1000;
nowDate = new Date(currentDateLong);
// afisez nowDate formatat
}, 1000);