get unix timestamp from date javascript code example

Example 1: unix time to date javascript

const unixTime = 1210981217;
const date = new Date(unixTime*1000);
console.log(date.toLocaleDateString("en-US"));
//expected: "5/16/2008"

Example 2: node get unix timestamp

Math.floor(new Date() / 1000) // in seconds

Example 3: unix timestamp js

+ new Date()