Benchmark: Object.values vs _.values

HTML Preparation code:

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

Script Preparation code:

var tmp = {first: {test: 'h', test2: () => {}}, second: {test: () => {}, test2: ''}};

Tests:

JS values
Object.values(tmp).some(i => typeof i.test === 'function');
lodash
_.values(tmp).some(i => typeof i.test === 'function');

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
JS values
lodash

Fastest: N/A

Slowest: N/A

Latest run results:

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

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Let's dive into the world of JavaScript microbenchmarks on MeasureThat.net.

**Benchmark Overview**

The benchmark compares the performance of two approaches to access and check the properties of objects: `Object.values` (native JavaScript) and `_values` (from the Lodash library).

**Options Compared**

Two options are being compared:

1. **Native JavaScript**: Using `Object.values(tmp)` to access the values of an object (`tmp`) and then checking if any of these values have a function property using `some()`.
2. **Lodash Library**: Using `_values(tmp)` to access the values of an object (`tmp`) from Lodash, and then checking if any of these values have a function property using `some()`.

**Pros and Cons**

**Native JavaScript:**

Pros:

* No additional dependencies or overhead.
* Typically faster since it's native code.
* Easier to understand and implement for those familiar with the standard library.

Cons:

* May not work consistently across all environments (e.g., older browsers, Node.js versions).
* Requires manual handling of edge cases (e.g., empty objects).

**Lodash Library:**

Pros:

* Simplifies the process by abstracting away some complexities.
* Works in more environments since it's a library that provides a standardized interface.

Cons:

* Adds an extra dependency and potential overhead.
* May have slower performance due to the abstraction layer.

**Library Used (Lodash)**

Lodash is a popular JavaScript utility library created by Isaac Schankman in 2011. Its primary purpose is to provide a consistent set of functions that make common tasks easier, such as array manipulation, function execution, and object iteration. In this benchmark, Lodash's `_values()` function is used to access the values of an object.

**Special JS Feature/Syntax**

None mentioned explicitly in the provided information. However, it's worth noting that `some()` is a standard JavaScript method (ECMA-262 5th edition) that can be used to test for any element in an array or iterable satisfying a predicate. This feature is widely supported across modern browsers and Node.js versions.

**Other Alternatives**

If you're interested in exploring alternative approaches, here are a few options:

* **For...of Loop**: Instead of using `Object.values()` or `_values()`, you can use a for-of loop to iterate over the object's properties.
* **Array.prototype.map()**: You could also convert the object's values into an array and then apply `map()` to create a new array with function results.

Keep in mind that each approach has its trade-offs, and performance may vary depending on the specific use case. MeasureThat.net helps you compare these approaches in a controlled environment.

Related benchmarks:

Object.values vs _.values (version: 0)

Comparing performance of: JS values vs lodash

Created: 5 years ago by: Guest

Jump to the latest result

JS values

lodash

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):