Wild Javascript APIs

wild.js

// Get connection speed
if (navigator.connection) {
    const downlink = navigator.connection.downlink;
    console.log(`Current download speed: ${downlink} Mbps`);
} 
else {
    console.log("Network Information API not supported");
}

// Mobile device vibrate
if (navigator.vibrate) {
  navigator.vibrate(500); // in milliseconds
}

// Group console.logs
console.group('Group Label');
   console.log('Log message 1');
   console.log('Log message 2');
   console.groupEnd();

// See all of an object's properties
const obj = { prop1: 'Test', prop2: 22222 };
console.dir(obj);