canvas-clearRect-size

JavaScript performance comparison

Revision 30 of this test case created by

Preparation code

<script>
  var c = document.createElement('canvas');
  c.width = c.height = 450;
document.body.appendChild( c );
  var ctx = c.getContext('2d');
</script>
    

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
clearRect full
ctx.clearRect(0, 100, 450, 200);
pending…
clearRect partial
ctx.clearRect(0, 0, 450, 450);
pending…
change canvas size
c.setAttribute("width",450);
c.setAttribute("height",450);
pending…

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Revisions

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