Run results for: if-else vs switch v2

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.0.0 Safari/537.36

Browser: Chrome 107

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
Switch case	280349.6 Ops/sec
if-else	284307.5 Ops/sec

Tests:

Switch case
const a = 1; switch (true) { case a === 5: console.log("a is 5"); break; case a === 4: console.log("a is 4"); break; case a === 3: console.log("a is 4"); break; case a === 41: console.log("a is 4"); break; case a === 31: console.log("a is 4"); break; case a === 42: console.log("a is 4"); break; case a === 33: console.log("a is 4"); break; case a === 44: console.log("a is 4"); break; case a === 35: console.log("a is 4"); break; case a === 46: console.log("a is 4"); break; case a === 37: console.log("a is 4"); break; case a === 48: console.log("a is 4"); break; case a === 39: console.log("a is 4"); break; case a === 40: console.log("a is 4"); break; case a === 311: console.log("a is 4"); break; case a === 422: console.log("a is 4"); break; case a === 333: console.log("a is 4"); break; case a === 444: console.log("a is 4"); break; case a === 355: console.log("a is 4"); break; case a === 2: console.log("a is 2"); break; case a === 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 === 3) { console.log("a is 4"); } else if (a === 3) { console.log("a is 4"); } else if (a === 3) { console.log("a is 4"); } else if (a === 3) { console.log("a is 4"); } else if (a === 3) { console.log("a is 4"); } else if (a === 3) { console.log("a is 4"); } else if (a === 3) { console.log("a is 4"); } else if (a === 3) { console.log("a is 4"); } else if (a === 3) { console.log("a is 4"); } else if (a === 3) { console.log("a is 4"); } else if (a === 3) { 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"); }

Run results for: if-else vs switch v2

Switch case

if-else