js capture how long it takes to do somethinbg code example
Example 1: time taken for a function javascript
console.time("timer"); //start time with name = timer
console.timeEnd("timer"); //end timer and log time difference
Example 2: javascript time execution
var t0 = performance.now();
doSomething(); // <---- The function you're measuring time for
var t1 = performance.now();
console.log("Call to doSomething took " + (t1 - t0) + " milliseconds.");