Benchmark: Test2244 - MeasureThat.net

HTML Preparation code:

<script src="//cdnjs.cloudflare.com/ajax/libs/ramda/0.25.0/ramda.min.js"></script>

Script Preparation code:

var s = {
d: '123'
}

Tests:

test1
s.d
test2
R.prop("d", s)

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
test1
test2

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 dive into the world of JavaScript microbenchmarks on MeasureThat.net.

**Benchmark Definition Json**

The provided JSON defines a benchmark with two test cases:

*   `Script Preparation Code`: This section contains JavaScript code that is executed before running the benchmarks. In this case, it creates an object `s` with a property `d` containing the string `'123'`.
*   `Html Preparation Code`: This section contains HTML code that is used to include a library (ramda.js) in the benchmark environment. The library is added via a script tag.
*   `Benchmark Definition`: This section defines the two test cases:

*   **test1**: Tests accessing the property `d` directly on the object `s`.
    *   **test2**: Tests using the Ramda library to access the nested property `d` in the object `s`.

**Options Compared**

The benchmark compares two ways of accessing a nested property (`d`) in an object:

*   **Direct Access (test1)**: This approach accesses the property `d` directly on the object `s`. The JavaScript engine will look for a property named `d` and then traverse the object to find its value.
*   **Ramda Library (test2)**: This approach uses the Ramda library's `R.prop()` function to access the nested property `d`. Ramda is a functional programming library that provides utilities for working with arrays, objects, and functions.

**Pros and Cons of Each Approach**

Here are some pros and cons of each approach:

*   **Direct Access (test1)**:
    *   Pros:
        *   Simpler code
        *   No additional dependencies required
    *   Cons:
        *   May be slower due to the overhead of searching for properties
        *   May not work as expected in all browsers or environments
*   **Ramda Library (test2)**:
    *   Pros:
        *   More efficient than direct access, especially for nested properties
        *   Provides a standardized way of accessing nested properties
    *   Cons:
        *   Requires an additional dependency (ramda.js)
        *   May be overkill for simple use cases

**Ramda Library**

The Ramda library provides a functional programming approach to working with data. In this benchmark, the `R.prop()` function is used to access the nested property `d`. The purpose of Ramda is to provide utilities and functions that make it easier to work with data in a predictable and consistent way.

**Other Considerations**

Here are some other considerations when running JavaScript benchmarks:

*   **Browser differences**: Different browsers may have varying levels of performance, caching, or optimization for certain operations. This can affect the results of microbenchmarks.
*   **Environment-specific issues**: Some operations may not work as expected in specific environments (e.g., due to browser-specific features or caching).
*   **Optimization techniques**: Optimizing code for performance can sometimes introduce trade-offs in readability, maintainability, or other factors.

**Alternative Approaches**

If you're looking for alternative approaches to accessing nested properties, here are a few options:

*   Using `Object.prototype.hasOwnProperty.call()` and indexing into the object to find the property.
*   Using `in` operator to check if the property exists in the object.
*   Using a library like Lodash or Underscore.js, which provide similar utilities to Ramda.

However, it's worth noting that these approaches may not be as efficient or readable as using a functional programming library like Ramda.

Related benchmarks:

Test2244 (version: 0)

Comparing performance of: test1 vs test2

Created: 6 years ago by: Guest

Jump to the latest result

test1

test2

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):