Benchmark: adsasdasd - MeasureThat.net

Tests:

round
Math.round(10.123123123123)
floor
Math.floor(10.123123123123)

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
round
floor

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 definition and test cases to understand what's being tested.

**Benchmark Definition:**
The benchmark is defined by a JSON object with three properties:

* `Name`: The name of the benchmark, which in this case is "adsasdasd".
* `Description` and `Html Preparation Code` are empty, which means there's no additional information provided about the benchmark.
* `Script Preparation Code` is also empty, which means the JavaScript code for the benchmark will be executed directly without any preparation.

**Individual Test Cases:**
The test cases are defined in an array of objects. Each object has two properties:

* `Benchmark Definition`: A string that represents a JavaScript expression to be tested. In this case, there are only two expressions:
	+ `Math.round(10.123123123123)` tests the behavior of the `Math.round()` function.
	+ `Math.floor(10.123123123123)` tests the behavior of the `Math.floor()` function.

**Tested Options:**
The test cases compare different options for rounding numbers:

* `Math.round()`: Rounds a number to the nearest integer, using either "banker's rounding" (rounds halfway up) or "round half to even" strategy, depending on the JavaScript engine.
* `Math.floor()`: Rounds a number down to the nearest integer.

**Pros and Cons:**

* **Rounding Half to Even Strategy**: This approach uses the "round half to even" strategy, which means that if the fractional part is greater than 0.5, it rounds up; otherwise, it rounds down. This can lead to unexpected results in certain cases.
* **Banker's Rounding**: This approach uses the "banker's rounding" strategy, which means that if the fractional part is greater than 0.5, it rounds towards positive infinity; otherwise, it rounds towards negative infinity. This can also lead to unexpected results.

The choice of rounding strategy depends on the specific use case and requirements. If you want to ensure consistency across different platforms and browsers, `Math.round()` with "banker's rounding" might be a safer choice.

**Library Usage:**
There is no explicit library usage in these benchmark definitions. However, some JavaScript engines may have built-in optimizations or implementations for certain functions that could affect the results.

**Special JS Features or Syntax:**
There are no special JS features or syntax used in these benchmark definitions. The expressions being tested are straightforward and do not involve any advanced features like async/await, Promises, or generators.

**Other Alternatives:**

* **Benchmarking frameworks**: There are several dedicated benchmarking frameworks for JavaScript, such as Benchmark.js or micro-benchmark, that provide more control and flexibility over the benchmarking process.
* **Custom benchmarking tools**: Some developers may choose to write their own custom benchmarking tools using a framework like Jest or Mocha.
* **Browser-specific benchmarks**: Depending on the target platform, it's possible to create browser-specific benchmarks using tools like Chrome DevTools or Firefox Developer Edition.

In summary, MeasureThat.net is testing the behavior of `Math.round()` and `Math.floor()` in different JavaScript engines, comparing two rounding strategies. The choice of strategy depends on the specific use case and requirements.

Latest run results:

Run details: (Test run date: 4 months ago)

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:128.0) Gecko/20100101 Firefox/128.0

Browser/OS: Firefox 128 on Linux

View result in a separate tab

Test name	Executions per second
round	1028222464.0 Ops/sec
floor	1027425664.0 Ops/sec

Related benchmarks:

adsasdasd (version: 0)

Comparing performance of: round vs floor

Created: 5 months ago by: Guest

Jump to the latest result

round

floor

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):