Run results for: find vs dict vs arr

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.69 Safari/537.36

Browser: Chrome 95

Operating system: Linux

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
Find	2375105.0 Ops/sec
Array	4053014.0 Ops/sec
Dictionary	3998259.0 Ops/sec

Script Preparation code:

var arr = [];
var dict = {};

for (let i = 0; i < 100; i++) {
    arr.push({ id: i, char: 'foo' + i });
    dict[i] = { id: i, char: 'foo' + i };
}

Tests:

Find
var v1 = arr.find(x => x.id === 5); var v2 = arr.find(x => x.id === 54); var v3 = arr.find(x => x.id === 89);
Array
var v1 = arr[5]; var v2 = arr[54]; var v3 = arr[89];
Dictionary
var v1 = dict[5]; var v2 = dict[54]; var v3 = dict[89];

Run results for: find vs dict vs arr

Find

Array

Dictionary