Run results for: if/else vs. small switch

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36 Edg/131.0.0.0

Browser: Chrome 131

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

if/else

8.1M/s

switch

7.2M/s

View exact numbers

Test name	Executions per second
✓ if/else	8,118,056 Ops/sec
switch	7,150,249 Ops/sec

Script Preparation code:

const a = 1;
let b;

Tests:

switch
switch(a) { case 0: b = 1; break; case 1: b = 2; break; default: b = 3; }
if/else
if (a === 0) { b = 1; } else if (a === 1) { b = 2; } else { b = 3; }