Run results for: 闭包变量创建方式 iife vs function call

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/143.0.0.0 Safari/537.36 Edg/143.0.0.0

Browser: Chrome 143

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 3 months ago

Test name	Executions per second
iife	179144272.0 Ops/sec
block	113996568.0 Ops/sec
array function	115492728.0 Ops/sec

HTML Preparation code:

<!--your preparation HTML code goes here-->

Script Preparation code:

/*your preparation JavaScript code goes here
To execute async code during the script preparation, wrap it as function globalMeasureThatScriptPrepareFunction, example:*/
async function globalMeasureThatScriptPrepareFunction() {
    // This function is optional, feel free to remove it.
    // await someThing();
}

Tests:

iife
const result = (() => { const x = i; return () => x * 2; })();
block
{ const x = i; const fn = () => x * 2; fn(); }
array function
const x = i; const fn = () => x * 2; fn();

Run results for: 闭包变量创建方式 iife vs function call

iife

block

array function