Run results for: object literal vs switch case

Run details:

User agent: Mozilla/5.0 (X11; Fedora; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.0.0 Safari/537.36

Browser: Chrome 107

Operating system: Fedora

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
switch case	1236.9 Ops/sec
jump table	286.6 Ops/sec

Tests:

switch case
function thing(j) { switch(j) { case 0: return "rah"; case 1: return "lah"; case 2: return "sah"; case 3: return "blah"; } } for(let i = 0; i < 100000; i++) { for(let j = 0; thing(j) != "blah"; j++) { } }
jump table
const states = { 0: () => 'rah', 1: () => 'lah', 2: () => 'sah', 3: () => 'blah', } for(let i = 0; i < 100000; i++) { for(let j = 0; states[j]() != "blah"; j++) { } }