get time since epoch javascript code example

Example 1: get current time epoch javascript

var a = Date.now();

// Returns miliseconds since epoch

Example 2: get epoch timestamp js

Math.floor(Date.now() / 1000)

Example 3: javascript today date in epoch

const start = Date.now(); 
/*gives the number of milliseconds elapsed since January 1, 1970 00:00:00 UTC.*/

Example 4: convert date and time into epoch javascript

var someDate = new Date(dateString);
someDate = someDate.getTime();