Benchmark: equal comparison

HTML Preparation code:

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

Script Preparation code:

window.foo = 'base';
window.bar = 'base'

Tests:

lodash equal
_.isEqual(window.foo, window.bar)
js equal
window.foo === window.bar

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
lodash equal
js equal

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 2 years ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.51 Safari/537.36

Browser/OS: Chrome 99 on Mac OS X 10.15.7

View result in a separate tab

Test name	Executions per second
lodash equal	3883323.2 Ops/sec
js equal	5918599.0 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 provided JSON and explain what's being tested.

**Benchmark Definition**

The benchmark is comparing two values, `window.foo` and `window.bar`, for equality using two different approaches: Lodash's `isEqual()` function and a simple JavaScript comparison operator (`===`).

**Options Compared**

1. **Lodash's `isEqual()` function**: This is a utility function from the popular JavaScript library Lodash. It checks if two values are equal, considering various factors such as type, value, and context.
2. **Simple JavaScript comparison operator (`===`)**: This is a built-in JavaScript operator that simply checks for strict equality between two values.

**Pros and Cons of Each Approach**

1. **Lodash's `isEqual()` function**:
	* Pros: More comprehensive equality check, handling various edge cases, such as null, undefined, and object references.
	* Cons: Adds overhead due to the additional functionality, and might be slower than a simple comparison operator.
2. **Simple JavaScript comparison operator (`===`)**:
	* Pros: Fast and lightweight, with minimal overhead.
	* Cons: Only checks for strict equality, ignoring non-numeric values or objects.

**Other Considerations**

In this specific benchmark, the results are likely influenced by various factors such as:

* Browser-specific optimizations or differences in implementation
* Cache effects on repeated executions of the test cases
* Potential biases due to the specific hardware and software environment

**Library and Special JS Features**

The Lodash library is used for the `isEqual()` function. It provides a wide range of utility functions for common tasks, such as array manipulation, string manipulation, and more.

There are no special JavaScript features or syntax mentioned in this benchmark definition.

**Other Alternatives**

If you're interested in exploring other alternatives, here are a few options:

* **Google's Closure Library**: This library provides a similar equality check function to Lodash.
* **Microsoft's JSDoc libraries**: These libraries offer alternative equality check functions with varying levels of functionality.
* **Manual implementation**: You could also write your own custom comparison function using JavaScript, which would allow you to tailor the behavior to specific requirements.

Keep in mind that these alternatives might have different trade-offs in terms of performance, features, and compatibility.

Related benchmarks:

equal comparison (version: 0)

equal comparison

Comparing performance of: lodash equal vs js equal

Created: 2 years ago by: Guest

Jump to the latest result

lodash equal

js equal

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):