Javascript Detect Speed ✅

: This returns a high-resolution timestamp in milliseconds, accurate to five-thousandths of a millisecond. javascript

: Use performance.now() for sub-millisecond precision. Fetch the Resource : Use the Fetch API to download the file. End the Timer : Record the time immediately upon completion. javascript detect speed

: Speed = (Size in Bits / Time in Seconds) . You can then convert this to Mbps. : This returns a high-resolution timestamp in milliseconds,