Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36
Chrome 93
Mac OS X 10.15.7
Desktop
3 years ago
Test name Executions per second
Clear only 190010.9 Ops/sec
Save transform Clear restore 138865.0 Ops/sec
Canvas w with memo 2967.9 Ops/sec
w=w 113605.5 Ops/sec
w+=0 114239.0 Ops/sec
fillRect 167090.5 Ops/sec
createImageData 208.9 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