Benchmark: Lodash.get vs Property bracket notation

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/lodash/4.16.0/lodash.min.js"></script>

Script Preparation code:

var person = {name: 'Frederick', lastName: 'Corcino Alejo'};

Tests:

Lodash get
_.get(person, 'name');
Native
person["name"]

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Lodash get
Native

Fastest: N/A

Slowest: N/A

Latest run results:

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

LLMs can make mistakes. Check important info.

I'd be happy to explain the benchmark and its options.

**Benchmark Overview**

The provided JSON represents a JavaScript microbenchmark created on MeasureThat.net. The benchmark compares two approaches for accessing nested properties of an object: using Lodash's `_.get()` method and property bracket notation (also known as dot or square bracket notation).

**Script Preparation Code**

The script preparation code is:
```javascript
var person = {name: 'Frederick', lastName: 'Corcino Alejo'};
```
This creates a simple object `person` with two properties: `name` and `lastName`.

**Html Preparation Code**

The HTML preparation code includes a reference to the Lodash library version 4.16.0:
```html
<script src="https://cdn.jsdelivr.net/lodash/4.16.0/lodash.min.js"></script>
```
This allows the benchmark to use Lodash's `_.get()` method.

**Individual Test Cases**

There are two individual test cases:

1. **Lodash get**: The first test case uses the Lodash library to access the `name` property of the `person` object using the `_get()` method:
```javascript
_.get(person, 'name');
```
2. **Native**: The second test case uses native JavaScript (property bracket notation) to access the `name` property of the `person` object:
```javascript
person["name"];
```
**Comparison Options**

The two approaches have different pros and cons:

* **Lodash get**:
	+ Pros:
		- More readable and maintainable, especially for complex nested paths.
		- Less prone to typos or errors due to the use of a function.
	+ Cons:
		- Additional dependency on Lodash library (which needs to be included in the benchmark).
* **Native** (property bracket notation):
	+ Pros:
		- No additional dependencies, making it more suitable for production environments.
	+ Cons:
		- Less readable and maintainable, especially for complex nested paths.

**Library: Lodash**

Lodash is a popular JavaScript utility library that provides a collection of functional programming helpers. The `_.get()` method allows accessing nested properties of an object using a dot notation (e.g., `_.get(person, 'name')`). This approach is often used when working with JSON or other data structures where property names may be complex.

**Special JS Feature/Syntax: None**

There are no special JavaScript features or syntaxes being tested in this benchmark. Both approaches use standard JavaScript features and are not dependent on any advanced language features.

**Other Alternatives**

Other alternatives for accessing nested properties of an object include:

* Using a switch statement (not applicable here, as the property names are constants)
* Using a function with variable arguments (not applicable here, as we're using dot notation)
* Using a different library or utility function (e.g., `Object.hasOwn()`, `Object.keys()`, etc.)

Keep in mind that these alternatives may have their own trade-offs and pros/cons, but they are not being compared in this specific benchmark.

Related benchmarks:

Lodash.get vs Property bracket notation (version: 0)

Comparing performance of: Lodash get vs Native

Created: 4 years ago by: Guest

Jump to the latest result

Lodash get

Native

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):