Run results for: error handling: cost of try catch vs return (instanceof check vs prop check)

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/117.0

Browser: Firefox 117

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
returning	456928.8 Ops/sec
throwing	432755.3 Ops/sec

Script Preparation code:

function returning() {
  return Error()
}

function throwing() {
  throw Error()
}

Tests: