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Run results for:
eval vs new Function vs Script Blob
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Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 Safari/537.36
Browser:
Chrome 132
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
eval
3567026.5 Ops/sec
new Function
52582580.0 Ops/sec
Script Blob
815.5 Ops/sec
Script Preparation code:
var func = new Function("return 2 * 3");
Tests:
eval
eval("2 * 3");
new Function
func();
Script Blob
var _script = document.createElement('SCRIPT'); var _url = URL.createObjectURL(new Blob(["return 2 * 3"], { type: 'text/javascript' })); _script.src = _url; document.body.appendChild(_script); URL.revokeObjectURL(_url); _script.remove();