Benchmark: Every Test - MeasureThat.net

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/lodash@4.17.4/lodash.min.js"></script>

Script Preparation code:

window.arr = [{
    a: 1,
    b: 2
}, {
    a: 1,
    b: 3
}, {
    a: 1,
    b: 4
}, {
    a: 2,
    b: 5
}]

Tests:

object iteratee
_.every(window.arr, { a: 1 })
function iteratee
_.every(window.arr, o => o.a === 1)
destructure iteratee
_.every(window.arr, ({ a }) => a === 1)

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
object iteratee
function iteratee
destructure iteratee

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.

**Overview of the Benchmark**

MeasureThat.net is a website that allows users to create and run JavaScript microbenchmarks. The provided benchmark definition consists of three test cases, each testing a different approach for the `every` function in Lodash.

**Test Cases**

There are three test cases:

1. **Object Iteratee**: This test case uses the `_.every` function with an object as the iteratee, `{ a: 1 }`.
2. **Function Iteratee**: This test case uses the `_.every` function with a function as the iteratee, `o => o.a === 1`.
3. **Destructure Iteratee**: This test case uses the `_.every` function with an object expression as the iteratee, `({ a }) => a === 1`.

**Library: Lodash**

Lodash is a popular JavaScript utility library that provides various functions for working with arrays, objects, and other data structures. The `_every` function is part of this library.

The `_.every` function tests whether every element in the array passes the test implemented by the provided iteratee function.

**Special JS Features or Syntax**

In this benchmark, no special JavaScript features or syntax are used beyond what's required for the Lodash functions to work. However, it's worth noting that the use of arrow functions (`=>`) is a relatively modern feature in JavaScript, introduced in ECMAScript 2015 (ES6).

**Options Compared**

The three test cases compare the performance of different approaches to using the `every` function:

* **Object Iteratee**: Uses an object as the iteratee.
* **Function Iteratee**: Uses a function as the iteratee.
* **Destructure Iteratee**: Uses an object expression as the iteratee.

**Pros and Cons**

Here are some pros and cons of each approach:

1. **Object Iteratee**:
	* Pros: Simple to implement, easy to understand.
	* Cons: May be slower due to the overhead of creating objects.
2. **Function Iteratee**:
	* Pros: Can be faster due to the optimized execution of functions.
	* Cons: Requires more code and may be less intuitive for some developers.
3. **Destructure Iteratee**:
	* Pros: Provides a concise and expressive way to define the iteratee function.
	* Cons: May require additional processing power due to the complexity of object expressions.

**Other Alternatives**

If you're interested in exploring alternative approaches or implementing your own `every` function, here are some options:

1. **Built-in Array.prototype.every()**: Most modern JavaScript engines and browsers provide a built-in implementation of the `every` method on the Array prototype.
2. **Custom Implementation**: You can implement your own `every` function using a simple loop or recursion.
3. **Other Libraries or Frameworks**: Depending on your specific use case, you may find it useful to explore other libraries or frameworks that provide alternative implementations of the `every` function.

Keep in mind that performance-critical code should typically be optimized for the target environment and requirements, rather than relying solely on benchmark results from MeasureThat.net.

Related benchmarks:

Every Test (version: 0)

Comparing performance of: object iteratee vs function iteratee vs destructure iteratee

Created: 3 years ago by: Guest

Jump to the latest result

object iteratee

function iteratee

destructure iteratee

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):