Benchmark: lodash test-100 - MeasureThat.net

HTML Preparation code:


<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Script Preparation code:

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:

100
var time = performance.now();for(var i=0;i<100;i++){_.isEqual(window.foo3, window.bar3)};console.log(performance.now() - time);
50
for(var i=0;i<50;i++){_.isEqual(window.foo3, window.bar3)}

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
100
50

Fastest: N/A

Slowest: N/A

Latest run results:

No previous run results

This benchmark does not have any results yet. Be the first one to run it!

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

LLMs can make mistakes. Check important info.

I'll provide an explanation of the provided JSON data, breaking down what is tested, compared, and their pros and cons.

**Benchmark Definition:**

The provided JSON data defines two benchmark tests for the JavaScript library Lodash. The tests are designed to measure the performance of the `_.isEqual()` function, which compares two values for equality.

**Script Preparation Code:**

This code initializes two objects in the global scope:
```javascript
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 } } };
```
These objects contain nested structures that will be used to test the `_.isEqual()` function.

**Html Preparation Code:**

This code loads the Lodash library from a CDN:
```html
<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>
```
**Individual Test Cases:**

There are two test cases defined:

1. **Test Case 1:** `100`

This test case performs the following operation:
```javascript
var time = performance.now();
for(var i=0;i<100;i++){_.isEqual(window.foo3, window.bar3)}
console.log(performance.now() - time);
```
It loops 100 times and checks for equality between `window.foo3` and `window.bar3` using the `_.isEqual()` function.

2. **Test Case 2:** `50`

This test case performs a similar operation to Test Case 1, but with only 50 iterations:
```javascript
for(var i=0;i<50;i++){_.isEqual(window.foo3, window.bar3)}
```
**Comparison:**

The two test cases differ in the number of iterations performed. The `100` test case checks for equality a larger number of times, which can lead to more accurate results but also introduces additional overhead.

**Pros and Cons:**

* **More accurate results:** Running the test 100 times can provide a more accurate measurement of the performance difference between the two objects.
* **Additional overhead:** Performing 100 iterations increases the execution time and may introduce additional variables that could affect the accuracy of the results.
* **Less accurate results:** Running the test with only 50 iterations may lead to less accurate results due to increased variability.

**Library: Lodash**

Lodash is a popular JavaScript utility library that provides a set of functions for various tasks, such as:

* Array manipulation
* Object manipulation
* String manipulation
* Functional programming

In this benchmark, the `_.isEqual()` function is used to compare two values for equality. This function checks if both values have the same structure and contains the same values.

**Special JS Feature or Syntax: None**

There are no special JavaScript features or syntax used in this benchmark that would require additional explanation.

**Other Alternatives:**

If you wanted to write a similar benchmark, you could use other libraries like:

* Ramda
* Immutable.js

Or implement your own custom equality function using vanilla JavaScript. However, keep in mind that these alternatives may not provide the same level of accuracy or ease of use as Lodash.

**Benchmark Preparation Code:**

To prepare for this benchmark, you would need to create a similar setup with two objects and load the Lodash library. You could also modify the test cases to explore different scenarios, such as:

* Testing other Lodash functions
* Comparing performance between different browsers or devices
* Adding additional complexity to the objects being compared

Related benchmarks:

lodash test-100 (version: 1)

Comparing performance of: 100 vs 50

Created: 6 years ago by: Registered User

Jump to the latest result

100

50

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):