Run results for: Lodash toString vs js String Constructor vs append '' vs ``

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.0.0 Safari/537.36

Browser: Chrome 111

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Native	1898132.0 Ops/sec
Lodash	1631214.0 Ops/sec
cast	2274122.0 Ops/sec
wrap	2639398.0 Ops/sec

HTML Preparation code:


<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4/lodash.min.js'></script>

Script Preparation code:

function native(values) {
    return values.map(String);
}

function lodash(values) {
    return values.map(_.toString);
}

const castFN = (v) => v + '';

function cast(values) {
    return values.map(castFN);
}

const wrapFN = (v) => `${v}`;

function wrap(values) {
    return values.map(wrapFN);
}

Tests:

Native
native([42, "42", undefined, null, true, [], {}, function() {}])
Lodash
lodash([42, "42", undefined, null, true, [], {}, function() {}])
cast
cast([42, "42", undefined, null, true, [], {}, function() {}])
wrap
wrap([42, "42", undefined, null, true, [], {}, function() {}])

Run results for: Lodash toString vs js String Constructor vs append '' vs ``

Native

Lodash

cast

wrap