Run results for: no type coercion, switch case vs bounce pattern vs ternary

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.0.0 YaBrowser/23.1.0.2947 Yowser/2.5 Safari/537.36

Browser: Yandex Browser 23

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
switch case	23515.9 Ops/sec
bounce patttern	23032.5 Ops/sec
ternary	21654.9 Ops/sec

Tests:

switch case
function thing(e) { switch (e) { case 0: return "0"; case 1: return "1"; case 2: return "2"; case 3: return "3"; default: return ""; } } for (let t = 0; 1e5 > t; t++) thing(0), thing(2), thing(6);
bounce patttern
function bounce(x) { if (x === 0) return "0"; if (x === 1) return "1"; if (x === 2) return "2"; if (x === 3) return "3"; return "" } for (let t = 0; 1e5 > t; t++) bounce(0), bounce(2), bounce(6);
ternary
function bounce(x) { return 0 === x ? "0" : 1 === x ? "1" : 2 === x ? "2" : 3 === x ? "3" : ""; } for (let t = 0; 1e5 > t; t++) bounce(0), bounce(2), bounce(6);

Run results for: no type coercion, switch case vs bounce pattern vs ternary

switch case

bounce patttern

ternary