Run results for: factory function vs function

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36

Browser: Chrome 135

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

factory call

177.9M/s

function init

163.8M/s

factory init

153.2M/s

function call

150.4M/s

View exact numbers

Script Preparation code:

function factory(){
 return ()=>{
 const a = "A"
 return a;
 }
}

Tests:

factory call
const foo = factory(); function bar (){ const a = "A" return a; } foo(); foo(); foo(); foo(); foo(); foo();
function call
const foo = factory(); function bar (){ const a = "A" return a; } bar(); bar(); bar(); bar(); bar(); bar();
factory init
const fooA = factory(); const fooB = factory(); const fooC = factory(); const fooD = factory(); const fooE = factory(); const fooF = factory();
function init
function barA (){ const a = "A" return a; } function barB (){ const a = "A" return a; } function barC (){ const a = "A" return a; } function barD (){ const a = "A" return a; } function barE (){ const a = "A" return a; } function barF (){ const a = "A" return a; }