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Run results for:
eval vs evalFunction vs function vs anonymous function
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Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.6 Safari/605.1.15
Browser:
Safari 16
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
eval
10538149.0 Ops/sec
eval function
27033642.0 Ops/sec
function
29447850.0 Ops/sec
eval anonymous functions
28577678.0 Ops/sec
Script Preparation code:
var func = Function("return 2 * 3"); var evalFunc = eval('(function(){ return () => 2 * 3; })();'); var evalAnonymousFunc = eval('() => 2 * 3');
Tests:
eval
eval("2 * 3");
eval function
evalFunc();
function
func()
eval anonymous functions
evalAnonymousFunc()