How to measure javascript code with

How to calculate how much time take your code

Sometimes, we want to know how is the performance or time spent in some function or process can be solved using help us get time in milliseconds, and we can measure the time between some function completing his process.


We can take the current and compare with the same when our function finishes the process, as my example.

function getUsers() {
  let from =;
  setTimeout(() => {
    console.log("Getting users..")
    let to =
    let total = from - to;
    console.log(`Total miliseconds ${total}`); 
// Total miliseconds -3003

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