Benchmark: if-else vs switch2

Tests:

Switch case
const a = 1; switch (a) { case 5: console.log("a is 5"); break; case 4: console.log("a is 4"); break; case 3: console.log("a is 3"); break; case 2: console.log("a is 2"); break; case 1: console.log("a is 1"); break; }
if-else
const a = 1; if (a == 5) { console.log("a is 5"); } else if (a == 4) { console.log("a is 4"); } else if (a == 3) { console.log("a is 4"); } else if (a == 2) { console.log("a is 2"); } else if (a == 1) { console.log("a is 1"); }

Rendered benchmark preparation results:

Previous results

Test case name	Result
Switch case
if-else

Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36 OPR/118.0.0.0

Browser/OS: Opera 118 on Mac OS X 10.15.7

if-else

530K/s

Switch case

518K/s

View exact numbers

Test name	Executions per second
✓ if-else	530,191 Ops/sec
Switch case	517,765 Ops/sec

if-else vs switch2 (version: 1)