Example
by Piara Singh
HTML
<!-- Learn about this code on MDN: https://developer.mozilla.org/en-US/docs/Web/API/BatteryManager/charging -->
<div id="charging">(charging state unknown)</div>
JavaScript
navigator
.getBattery()
.then(function(battery) {
var charging = battery.charging;
document.querySelector('#charging').textContent = charging ;
})
.then(function(){alert("YeoMan : SINGH is King !!");});