Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.110 Safari/537.36
Chrome 96
Mac OS X 10.15.7
Desktop
3 years ago
Test name Executions per second
Clear only 388017.5 Ops/sec
Save transform Clear restore 297048.9 Ops/sec
Canvas w with memo 2487.9 Ops/sec
w=w 213321.5 Ops/sec
w+=0 246207.5 Ops/sec
fillRect 347690.7 Ops/sec
createImageData 588.7 Ops/sec
HTML Preparation code:
Script Preparation code:
Tests:
  • Clear only

  • Save transform Clear restore

  • Canvas w with memo

  • w=w

  • w+=0

  • fillRect

  • createImageData