Run results for: Compare lodash isEmpty and length comparison on string arrays

Run details:

User agent: Mozilla/5.0 (Android 15; Mobile; rv:148.0) Gecko/148.0 Firefox/148.0

Browser: Firefox Mobile 148

Operating system: Android

Device Platform: Mobile

Date tested: 4 months ago

isEmpty empty array

3.1M/s

isEmpty array of strings

3.0M/s

length empty array

2.3M/s

length array of strings

2.3M/s

View exact numbers

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/lodash@4.17.4/lodash.min.js"></script>

Script Preparation code:

// empty array
window.foo1 = [];

// array of strings
window.foo2 = ['a', 'b', 'c', 'd', 'e'];

Tests:

isEmpty empty array
_.isEmpty(window.foo1);
length empty array
(Array.isArray(window.foo1) && window.foo1.length === 0);
isEmpty array of strings
_.isEmpty(window.foo2);
length array of strings
(Array.isArray(window.foo2) && window.foo2.length === 0);