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Run results for:
eval vs new Function vs function(Sample JS Functions)
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Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64; rv:142.0) Gecko/20100101 Firefox/142.0
Browser:
Firefox 142
Operating system:
Linux
Device Platform:
Desktop
Date tested:
7 months ago
Test name
Executions per second
eval
1452304.4 Ops/sec
new Function
4180162.0 Ops/sec
regular
4197604.0 Ops/sec
Script Preparation code:
var newFunc = new Function("let r = Math.random().toString(36).substring(7).includes('x');"); var regular = function(){ return Math.random().toString(36).substring(7).includes('x');; }
Tests:
eval
eval("let r = Math.random().toString(36).substring(7).includes('x');");
new Function
newFunc();
regular
regular()