Benchmark: Array.prototype.every vs Lodash every

HTML Preparation code:

<script src="lodash.js"></script>

Script Preparation code:

var array = [...Array(100000).keys()];

Tests:

Array.prototype.every
array.every(n => n === 0)
Lodash every
_.every(array,n => n === 0)

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Array.prototype.every
Lodash every

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 6 years ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:63.0) Gecko/20100101 Firefox/63.0

Browser/OS: Firefox 63 on Mac OS X 10.14

View result in a separate tab

Test name	Executions per second
Array.prototype.every	141573504.0 Ops/sec
Lodash every	12347448.0 Ops/sec

Autogenerated LLM Summary (model llama3.2:3b, generated 2 months ago):

LLMs can make mistakes. Check important info.

Let's break down the benchmark and analyze what's being tested.

**What's being tested:**

The benchmark compares two approaches for checking if all elements in an array satisfy a condition:

1. `Array.prototype.every()` (a method built into JavaScript)
2. `_.every()` from Lodash (a popular utility library)

The tests are designed to measure the performance of these two approaches on an array of 100,000 integers.

**Options being compared:**

* Using `Array.prototype.every()`
* Using `_.every()` from Lodash

**Pros and cons of each approach:**

1. **`Array.prototype.every()`**
	* Pros:
		+ Built-in method, no additional library required
		+ Can be more efficient since it's implemented in native code
	* Cons:
		+ May have slower performance compared to a dedicated utility function like Lodash
2. **`_.every()` from Lodash**
	* Pros:
		+ Often faster and more efficient than built-in methods due to its optimized implementation
		+ Can be used across multiple platforms and browsers with minimal modifications
	* Cons:
		+ Requires including an additional library (Lodash) in the project

**Other considerations:**

When choosing between `Array.prototype.every()` and `_.every()`, consider the following:

* If performance is critical, Lodash's optimized implementation might be a better choice.
* If simplicity and ease of use are more important, using the built-in method might be preferable.

**Library usage (Lodash):**

In this benchmark, Lodash is used as a utility library to provide the `_.every()` function. Lodash is a popular JavaScript library that provides a collection of useful functions for tasks like array manipulation, string manipulation, and more.

**Special JS feature or syntax:**

This benchmark does not use any special JavaScript features or syntax beyond what's considered standard.

Related benchmarks:

Array.prototype.every vs Lodash every (version: 0)

Comparing performance of: Array.prototype.every vs Lodash every

Created: 6 years ago by: Guest

Jump to the latest result

Array.prototype.every

Lodash every

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 2 months ago):