Benchmark: triple equal vs bitwise xor

Script Preparation code:

var number = 12

Tests:

===
number === 12
^
number ^ 12

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
===
^

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 2 years ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.0.0 Safari/537.36 Edg/107.0.1418.35

Browser/OS: Chrome 107 on Windows

View result in a separate tab

Test name	Executions per second
===	13425539.0 Ops/sec
^	13512821.0 Ops/sec

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

LLMs can make mistakes. Check important info.

Let's break down the provided benchmark and explain what's being tested, along with the pros and cons of different approaches.

**Benchmark Overview**

The current benchmark tests two expressions involving the `number` variable, which is initialized to 12. The goal is to determine how many executions per second each expression can handle.

**Options Compared**

Two options are compared:

1. **Triangular comparison (`===`)**: This option compares the value of `number` with 12 using the equality operator.
2. **Bitwise XOR operation (`^`)**: This option uses the bitwise XOR operator to perform a binary operation on `number` and 12.

**Pros and Cons of Each Approach**

**Triangular comparison (`===`):**

Pros:

* Easy to read and understand
* Well-supported by most browsers

Cons:

* Can be slower due to the overhead of comparing values
* May not be suitable for very large numbers or performance-critical code

**Bitwise XOR operation (`^`):**

Pros:

* Can be faster, as it's a bitwise operation that can be optimized by some compilers
* Some hardware architectures may have special instructions for performing XOR operations

Cons:

* Less intuitive and less readable due to its unconventional use of XOR
* May not work correctly with certain data types or values

**Other Considerations**

* The `number` variable is initialized to 12, which is a relatively small value. As the input value increases, the performance difference between these two approaches may become more significant.
* The benchmark only runs on Chrome 107 and Windows desktop platforms.

**Library Used (if any)**

None of the provided test cases use any external libraries or dependencies.

**Special JS Feature/Syntax**

The test case uses a special syntax for bitwise XOR operation (`^`), which is not commonly used in JavaScript. However, it's worth noting that this syntax is valid in JavaScript and can be used to perform bit manipulation operations.

**Alternatives**

Other alternatives for measuring performance could include:

1. **Using a different programming language or framework**, such as C++ or Rust, which might provide better performance characteristics.
2. **Implementing custom benchmarking libraries**, such as `Benchmark.js` or `Fastest`, that can handle more complex scenarios and provide more detailed results.
3. **Using cloud-based benchmarking services**, like AWS Benchmarking or Google Benchmark, that offer automated testing and comparison capabilities.

Overall, the current benchmark provides a simple and well-controlled test case for comparing the performance of triangular comparison and bitwise XOR operations in JavaScript.

Related benchmarks:

triple equal vs bitwise xor (version: 0)

Comparing performance of: === vs ^

Created: 2 years ago by: Guest

Jump to the latest result

===

^

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

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