Run results for: functions that uses an async function in Array.find() 2

Run details:

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

Browser: Chrome 118

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
async function 1	90.3 Ops/sec
async function 4	60.7 Ops/sec
async function 9	55.8 Ops/sec

Script Preparation code:

async function findAsync(arr, predicate) {
    const results = await Promise.all(arr.map(predicate));
    return arr[results.indexOf(true)];
}

async function findAsync4(arr, predicate) {
    let Promises = arr.map((item) => new Promise((resolve) => {
        if (predicate(item)) {
            resolve(item);
        }
    }));
    return new Promise((resolve, reject) => {
        Promises.map(p => {
            p.then(result => {
                if (result) {
                    resolve(result);
                    return;
                }
            });
        });
    });
}

async function findAsync9(arr, predicate) {
    let Promises = arr.map((item) => new Promise((resolve) => {
        if (predicate(item)) {
            resolve(item);
        }
    }));
    return await Promise.any(Promises);
}

var items = [...Array(100000).keys()].map((e) => {
    return {
        id: e,
    };
})

Tests:

async function 1
(async () => { let f = await findAsync(items, (e) => e.id === 95000); })();
async function 4
(async () => { let f = await findAsync4(items, (e) => e.id === 95000); })();
async function 9
(async () => { let f = await findAsync9(items, (e) => e.id === 95000); })();

Run results for: functions that uses an async function in Array.find() 2

functions that uses an async function in Array.find()

async function 1

async function 4

async function 9