Benchmark: Lodash isEqual testsdfsfssdf

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: { a: 1, b: 2, c: { a: 1, b: 2 } } };
window.bar1 = { a: 1, b: 3, c: { a: 1, b: 2, c: { a: 1, b: 2 } } };

// 2 levels deep
window.foo2 = { a: 1, b: 2, c: { a: 1, b: 2, c: { a: 1, b: 2 } } };
window.bar2 = { a: 1, b: 2, c: { a: 1, b: 3, c: { a: 1, b: 2 } } };

// 3 levels deep
window.foo3 = { a: 1, b: 2, c: { a: 1, b: 2, c: { a: 1, b: 2 } } };
window.bar3 = { a: 1, b: 2, c: { a: 1, b: 2, c: { a: 1, b: 4 } } };

Tests:

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

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

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

Fastest: N/A

Slowest: N/A

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

LLMs can make mistakes. Check important info.

Let's dive into the explanation of what is tested on the provided JSON that represents the benchmark.

**Benchmark Overview**

The benchmark measures the performance of JavaScript functions, specifically `_.isEqual` from the Lodash library, which compares two values for equality. The benchmark consists of four test cases with increasing levels of nesting (1, 2, and 3 levels deep).

**Test Cases and Approaches**

There are six test cases in total:

1. **JSON.stringify Level 1**: This test case uses the `===` operator to compare two objects using their stringified representations.
2. **_.isEqual Level 1**: This test case uses the Lodash library's `_.isEqual` function to compare two objects for equality.
3. **JSON.stringify Level 2**: This test case uses the `===` operator to compare two objects with nested structures (2 levels deep).
4. **_.isEqual Level 2**: This test case uses the Lodash library's `_.isEqual` function to compare two objects with nested structures.
5. **JSON.stringify Level 3**: This test case uses the `===` operator to compare two objects with deeply nested structures (3 levels deep).
6. **_.isEqual Level 3**: This test case uses the Lodash library's `_.isEqual` function to compare two objects with deeply nested structures.

**Comparison of Approaches**

The main difference between these approaches is the use of the `===` operator versus the Lodash library's `_.isEqual` function:

* **Using `===` operator**: This approach relies on the JavaScript engine's ability to optimize stringification and comparison. The `===` operator compares the two values for equality by converting them to strings and then comparing the resulting strings.
* **Using `_._isEqual` function**: Lodash's `_.isEqual` function is a specialized implementation that takes into account the specific data structure of the objects being compared, such as arrays, objects, and dates. This approach can be more efficient than using the `===` operator for complex comparisons.

**Pros and Cons**

* **Using `===` operator**:
	+ Pros: Simple to implement, widely supported.
	+ Cons: May not optimize well for complex comparisons, vulnerable to performance issues.
* **Using `_._isEqual` function**:
	+ Pros: Optimized for specific data structures, can be more efficient.
	+ Cons: Requires Lodash library inclusion, may have additional dependencies.

**Other Considerations**

* The benchmark measures the number of executions per second (ExecutionsPerSecond) across different browsers and platforms. This provides a good indication of performance consistency across various environments.
* The benchmark result includes information about the raw UAString, browser, device platform, operating system, and other metadata.

**Alternatives**

If you wanted to write similar benchmarks for JavaScript functions or libraries, consider using tools like:

* `perf-bench`: A command-line tool for creating and running performance benchmarks.
* `Benchmark.js`: A library for writing and running performance benchmarks.
* ` Jest` or `Mocha`: Testing frameworks that can be used to create benchmarks.

Keep in mind that the specific benchmarking approach will depend on your goals, target audience, and testing requirements.

Latest run results:

Run details: (Test run date: 4 years ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.117 Safari/537.36

Browser/OS: Chrome 79 on Mac OS X 10.14.6

View result in a separate tab

Test name	Executions per second
_.isEqual Level 1	895403.3 Ops/sec
JSON.stringify Level 1	5086804.0 Ops/sec
_.isEqual Level 2	545373.2 Ops/sec
JSON.stringify Level 2	431605.3 Ops/sec
_.isEqual Level 3	399784.7 Ops/sec
JSON.stringify Level 3	425949.9 Ops/sec

Related benchmarks:

Lodash isEqual testsdfsfssdf (version: 0)

Test on isEqual performancef

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

Created: 5 years ago by: Guest

Jump to the latest result

_.isEqual Level 1

JSON.stringify Level 1

_.isEqual Level 2

JSON.stringify Level 2

_.isEqual Level 3

JSON.stringify Level 3

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

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