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Run results for:
Data Properties vs Getter / Setter Methods ES2015
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Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/142.0.0.0 Safari/537.36 Edg/142.0.0.0
Browser:
Chrome 142
Operating system:
Windows
Device Platform:
Desktop
Date tested:
7 months ago
Test name
Executions per second
get data from data property
160045248.0 Ops/sec
set data to data property
139008720.0 Ops/sec
get data from class accessor
153623088.0 Ops/sec
set data to class accessor
127838544.0 Ops/sec
Script Preparation code:
var data = { property: '' }; class MyClass { constructor() { this._property = ''; } get property() { return this._property; } set property(value) { this._property = value; } } var classAccessor = new MyClass();
Tests:
get data from data property
var value = data.property;
set data to data property
data.property = 'test';
get data from class accessor
var value = classAccessor.property;
set data to class accessor
classAccessor.property = 'test';