Benchmark: or operator vs array.find

Script Preparation code:

var a = false, b = true;

Tests:

or operator
var c = a || b;
array
var d = [a, b].find((element) => element);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
or operator
array

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Browser/OS: Chrome 131 on Mac OS X 10.15.7

View result in a separate tab

Test name	Executions per second
or operator	11235165.0 Ops/sec
array	10782284.0 Ops/sec

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 and Preparation Code**

The provided JSON represents a benchmark definition for two test cases:

1. The "or operator" test case, which compares the performance of using the logical OR operator (`||`) to evaluate expressions.
2. The "array" test case, which compares the performance of using the `find` method with an array to find elements that meet a certain condition.

The script preparation code for both test cases is identical:
```javascript
var a = false;
var b = true;
```
This code defines two boolean variables, `a` and `b`, and initializes them to their respective values. This setup allows the benchmark to focus on comparing different approaches to evaluate expressions.

**Options Compared**

The "or operator" test case compares the performance of using the logical OR operator (`||`) versus an array-based approach. The "array" test case compares the performance of using `find` with an array to find elements that meet a certain condition.

**Pros and Cons of Different Approaches:**

1. **Logical OR Operator (||)**:
	* Pros: Simple, widely supported, and efficient.
	* Cons: May not be as readable or maintainable in some cases, especially for complex conditions.
2. **Array-Based Approach (`find` method)**:
	* Pros: More flexible and readable than the logical OR operator, allows for more complex conditions.
	* Cons: May have performance overhead due to the need to create an array and iterate over its elements.

**Library Used**

None is explicitly mentioned in the provided JSON. However, it's likely that the `find` method used in the "array" test case relies on JavaScript's built-in Array prototype or a library like Lodash.

**Special JS Feature/ Syntax**

There are no special JavaScript features or syntaxes mentioned in the provided code snippets. The focus is on comparing different approaches to evaluate expressions, not showcasing specific language features.

**Other Considerations**

When writing benchmarks, it's essential to consider factors beyond just performance, such as:

* Code readability and maintainability
* Support for various browsers and environments
* Robustness against edge cases

In this case, the benchmark definition is straightforward, but other considerations might be necessary depending on the specific use case or requirements.

**Alternative Approaches**

Other alternatives to the logical OR operator or array-based approach could include:

* Using a conditional statement (e.g., `if` or `switch`) instead of `||`.
* Utilizing a more specialized library or function, such as `booleanValue` from Lodash.
* Implementing a custom evaluation mechanism using a different data structure or algorithm.

Keep in mind that the choice of alternative approach depends on the specific requirements and constraints of the project.

Related benchmarks:

or operator vs array.find (version: 0)

Comparing performance of: or operator vs array

Created: 3 years ago by: Guest

Jump to the latest result

or operator

array

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

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