Benchmark: Lodash isEqual test with different number of elements

HTML Preparation code:

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

Script Preparation code:

// 1 level deep
window.foo1 = { a: 1, b: 2, c: 3, d: 4, e: 5, f: 6, g: 7, h: 8, i: 9, j: 10, k: 11, l: 12, m: 13, n: 14, o: 15 };
window.bar1 = { a: 1, b: 2, c: 6, d: 23, e: 64, f: 613, g: 73, h: 942, i: 921, j: 9, k: 11, l: 12, m: 13, n: 14, o: 15 };

// 2 levels deep
window.foo2 = { a: 1, b: 2, c: 5, d: 61 };
window.bar2 = { a: 1, b: 2, c: 73, d: 92 };

// 3 levels deep
window.foo3 = { a: 1, b: 2 };
window.bar3 = { a: 1, b: 3 };

Tests:

_.isEqual Level 1
_.isEqual(window.foo1, window.bar1)
_.isEqual Level 2
_.isEqual(window.foo2, window.bar2)
_.isEqual Level 3
_.isEqual(window.foo3, window.bar3)

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
_.isEqual Level 1
_.isEqual Level 2
_.isEqual Level 3

Fastest: N/A

Slowest: N/A

Latest run results:

No previous run results

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

LLMs can make mistakes. Check important info.

Let's break down the provided benchmark and explain what's being tested, compared, and considered.

**Benchmark Overview**

The benchmark tests the performance of Lodash's `isEqual` function on three different sets of data: `foo1` vs. `bar1`, `foo2` vs. `bar2`, and `foo3` vs. `bar3`. The data is created at different nesting levels (1, 2, and 3) to test the scalability of the `isEqual` function.

**Comparison Options**

The comparison options are:

1. **_.isEqual(window.foo1, window.bar1)**: Tests if two objects with deep nested properties (`foo1`) are equal to each other (`bar1`). This option is likely testing the function's ability to compare complex data structures.
2. **_.isEqual(window.foo2, window.bar2)**: Similar to the first option but with an additional level of nesting in both objects (`foo2` and `bar2`).
3. **_.isEqual(window.foo3, window.bar3)**: Tests if two simple objects (`foo3`) are equal to each other (`bar3`). This option is likely testing the function's performance on small data structures.

**Pros and Cons of Different Approaches**

* **Deep nesting**: Using more deeply nested objects in `foo1` and `bar1` may test the function's ability to compare complex data structures, but it can also lead to slower performance due to increased computation overhead.
* **Small data structure**: Using simple objects in `foo3` and `bar3` is likely to result in faster performance since there's less computation involved. However, this might not be representative of the typical use case for `isEqual`.
* **Multiple execution levels**: Testing on multiple execution levels (1, 2, and 3) provides a more comprehensive understanding of the function's performance across different scenarios.

**Lodash Library**

The Lodash library is a popular JavaScript utility library that provides a wide range of functions for tasks such as array manipulation, object transformation, and functional programming. In this benchmark, Lodash's `isEqual` function is used to compare objects for equality.

**Special JS Feature or Syntax (None)**

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

**Alternatives**

Other alternatives to measure JavaScript performance benchmarks could include:

* **V8 Benchmark Suite**: A set of benchmarks developed by the V8 engine team that tests various aspects of JavaScript performance, such as garbage collection and JIT compilation.
* **Google's jsPerf**: A web-based benchmarking tool that allows developers to create and share their own performance tests.
* **BenchmarkDotNet**: A cross-platform .NET library for measuring performance benchmarks in a wide range of programming languages, including JavaScript.

These alternatives provide more comprehensive and detailed performance measurements, but they may require additional setup and configuration compared to MeasureThat.net.

Related benchmarks:

Lodash isEqual test with different number of elements (version: 0)

Test on isEqual performance

Comparing performance of: _.isEqual Level 1 vs _.isEqual Level 2 vs _.isEqual Level 3

Created: 7 years ago by: Guest

Jump to the latest result

_.isEqual Level 1

_.isEqual Level 2

_.isEqual Level 3

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

No previous run results

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