Benchmark: === vs ^ - MeasureThat.net

Script Preparation code:

var uint = new Uint8Array([32])
var uint2 = new Uint8Array([32])

Tests:

===
uint[0] === uint2[0]
^
uint[0] ^ uint2[0]
^[ ]
uint[0] ^ 32

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/106.0.0.0 Safari/537.36

Browser/OS: Chrome 106 on Windows

View result in a separate tab

Test name	Executions per second
===	14621936.0 Ops/sec
^	14595269.0 Ops/sec
^[ ]	29086888.0 Ops/sec

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

LLMs can make mistakes. Check important info.

I'll explain the benchmark in detail, highlighting what's being tested, compared options, pros and cons, library usage, special JS features or syntax, alternatives, and more.

**Benchmark Overview**

The provided JSON represents a JavaScript microbenchmark, specifically designed to compare the performance of three arithmetic operators: `===`, `^`, and a custom operator `^[ ]`. The benchmark is created on the MeasureThat.net platform.

**Script Preparation Code**

Before running the benchmark, the script preparation code sets up two `Uint8Array` instances:

```javascript
var uint = new Uint8Array([32])
var uint2 = new Uint8Array([32])
```

These arrays will be used to represent the operands for the arithmetic operations being tested.

**Html Preparation Code**

There is no HTML preparation code provided, which means that the benchmark is not relying on any external libraries or frameworks that would require special setup.

**Individual Test Cases**

The benchmark consists of three test cases:

1. `uint[0] === uint2[0]`
2. `uint[0] ^ uint2[0]`
3. `uint[0] ^ 32`

These test cases compare the performance of the following arithmetic operators:

* `===` (equality operator)
* `^` (bitwise XOR operator)
* A custom operator `^[ ]` (note: this is not a standard JavaScript operator)

**Comparison**

The benchmark compares the execution times for each test case across different browsers and devices. The results are displayed in the latest benchmark result, which shows:

| Test Name | Browser | DevicePlatform | OperatingSystem | ExecutionsPerSecond |
| --- | --- | --- | --- | --- |
| `^[ ]` | Chrome 106 | Desktop | Windows | 29086888.0 |
| `===` | Chrome 106 | Desktop | Windows | 14621936.0 |
| `^` | Chrome 106 | Desktop | Windows | 14595269.0 |

**Library Usage**

There is no explicit library usage in the benchmark, but it's possible that MeasureThat.net is using some internal libraries to manage the benchmarking process.

**Special JS Features or Syntax**

The custom operator `^[ ]` is not a standard JavaScript operator and does not have any specific syntax or features. It's likely that this operator is designed specifically for this benchmark to test the performance of a unique arithmetic operation.

**Alternatives**

If you were to recreate this benchmark, you could consider using alternative libraries or frameworks, such as:

* `benchmark` (a popular JavaScript benchmarking library)
* `jsperf` (another JavaScript benchmarking library)
* `Google Chrome's Benchmarking API` (for testing browser-specific features)

Keep in mind that the choice of library or framework would depend on your specific use case and performance testing requirements.

**Pros and Cons**

The pros of using MeasureThat.net for this benchmark include:

* Easy setup and execution
* Support for multiple browsers and devices
* Pre-built benchmarking infrastructure

However, there may be some cons to consider:

* Limited control over the benchmarking process
* Potential dependencies on internal libraries or frameworks
* Limited flexibility in customizing test cases or operators

Related benchmarks:

=== vs ^ (version: 0)

Comparing performance of: === vs ^ 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):