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console.time();
// ---
console.timeEnd();

// output
default: 72.081ms

Here, what is ms? is it microseconds or milliseconds?

about 4 years ago · Juan Pablo Isaza

Answer question

Accepted Answer · 2022-07-09T03:45:27.871Z

ms means milliseconds.

console.time() -> starts a timer

console.timeEnd() -> ends a timer.

By using them together you can measure how long does it take to perform an operation.

E.g.

console.time();
for (i = 0; i < 100000; i++) {
  // long time process
}
console.timeEnd();