Benchmark: array.includes or logical or

Tests:

Logical or comparing
const compareString = "hello world"; return (compareString === "foo" || compareString === "hello world");
Array includes comparing
const compareString = "hello world"; return ["foo", "hello world"].includes(compareString);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Logical or comparing
Array includes comparing

Fastest: N/A

Slowest: N/A

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

LLMs can make mistakes. Check important info.

Let's break down the provided benchmark and explain what's being tested, compared, and analyzed.

**What is being tested?**

The test cases compare two different approaches to check if a string matches a specific value:

1. **Logical OR**: This approach uses the `||` operator to perform a logical OR operation between two conditions. The first condition checks if the input string (`compareString`) is equal to `"foo"`, and the second condition checks if it's equal to `"hello world"`. If either of these conditions is true, the function returns `true`.
2. **Array includes**: This approach uses the `includes()` method on an array containing two strings: `"foo"` and `"hello world"`. The input string (`compareString`) is checked if it exists in this array.

**What options are compared?**

The benchmark compares the performance of these two approaches:

1. **Logical OR**: This is a straightforward, simple approach that uses basic JavaScript operators.
2. **Array includes**: This approach uses a built-in method on an array, which may have additional overhead due to its implementation.

**Pros and Cons:**

* **Logical OR**:
	+ Pros: Simple, easy to understand, and widely supported.
	+ Cons: May be slower than the `includes()` method due to the overhead of evaluating multiple conditions.
* **Array includes**:
	+ Pros: Efficient and optimized for performance, as it uses a specialized algorithm on arrays.
	+ Cons: May require more memory and computation power compared to the logical OR approach.

**Library/Functionality:**

None of the test cases use external libraries or functions. However, if we were to extend this benchmark to include other approaches, we might consider using:

* `indexOf()`: A method that returns the index of a specified value in an array. This could be used as an alternative to the logical OR approach.
* Regular expressions: These could be used to match patterns in the input string against the array values.

**Special JS Feature/Syntax:**

None of the test cases explicitly use special JavaScript features or syntax, such as async/await, generators, or arrow functions. However, if we were to modify the benchmark to include these features, it would likely impact the performance and complexity of the tests.

**Benchmark Preparation Code and Individual Test Cases:**

The provided `Script Preparation Code` is empty, which suggests that the benchmark focuses on the JavaScript engine's implementation rather than any external setup or dependencies. The individual test cases are simple examples of each approach being tested, with minimal setup and no external libraries or dependencies.

**Other Alternatives:**

To further explore this topic, you could consider adding more test cases, such as:

* Using `indexOf()` instead of the logical OR approach
* Comparing the performance of different array sizes or data types (e.g., numbers vs. strings)
* Including additional browsers, operating systems, or devices to analyze cross-platform performance

Keep in mind that the specific alternatives and modifications will depend on your goals and objectives for this benchmark.

Latest run results:

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

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36

Browser/OS: Chrome 117 on Linux

View result in a separate tab

Test name	Executions per second
Logical or comparing	658476032.0 Ops/sec
Array includes comparing	654302144.0 Ops/sec

Related benchmarks:

array.includes or logical or (version: 0)

Comparing performance of: Logical or comparing vs Array includes comparing

Created: one year ago by: Guest

Jump to the latest result

Logical or comparing

Array includes comparing

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

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