Run results for: The performance cost of try catch

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:142.0) Gecko/20100101 Firefox/142.0

Browser: Firefox 142

Operating system: Windows

Device Platform: Desktop

Date tested: 11 months ago

plain

443.3M/s

try catch

441.4M/s

View exact numbers

Test name	Executions per second
✓ plain	443,340,640 Ops/sec
try catch	441,423,776 Ops/sec

Script Preparation code:

var a = 0
function f () {
  a += 0.01
  if (a < 0) {
    throw new Error()
  }
}

Tests: