Run results for: Return result from Switch vs Object Literal

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Browser: Chrome 131

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Switch	508310.8 Ops/sec
Object Literal	469695.2 Ops/sec

Script Preparation code:

var str = 'abc';
str = str.charAt(Math.floor(Math.random() * 3));

var count = 10;

Tests:

Switch
function getValue(str, count) { switch (str) { case 'a': return 'A'.repeat(count); case 'b': return 'B'.repeat(count); case 'c': return 'C'.repeat(count); } } var result = getValue(str, count); console.log(result);
Object Literal
var objLiteral = { a: () => 'A'.repeat(count), b: () => 'B'.repeat(count), c: () => 'C'.repeat(count) } var result = objLiteral[str](); console.log(result);