Benchmark: test of multi - MeasureThat.net

Tests:

pow
let x = Math.pow(10,99);
start
let x = 10 ** 99;

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
pow
start

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 3 years ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Browser/OS: Chrome 89 on Windows

View result in a separate tab

Test name	Executions per second
pow	4735173.0 Ops/sec
start	763676864.0 Ops/sec

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

LLMs can make mistakes. Check important info.

I'll break down the provided benchmark and explain what's being tested, compared, and some pros and cons of different approaches.

**Benchmark Overview**

The MeasureThat.net website allows users to create and run JavaScript microbenchmarks. The current benchmark is defined in two parts: a generic definition and individual test cases. In this explanation, we'll focus on the test case "pow" and another test case with an exponentiation operator (`**`).

**Generic Benchmark Definition**

The generic benchmark definition is empty, which means that no specific setup or environment is provided for the benchmark.

**Individual Test Cases**

There are two individual test cases:

1. **`test of multi`**
This test case has a script preparation code and HTML preparation code, but neither is specified in the provided JSON. This suggests that the test case doesn't require any specific setup or environment.
2. **`pow` and `start`**
These test cases have their own benchmark definitions:
	* `pow`: `let x = Math.pow(10,99);`
	* `start`: `let x = 10 ** 99;`

**Comparison of Exponentiation Operators**

The two test cases use different exponentiation operators:

1. **`Math.pow()`**: This function takes two arguments: the base and the exponent.
2. **`** (exponentiation operator)**: This operator is a shorthand way to raise a number to a power.

**Pros and Cons of Different Approaches**

Using `Math.pow()` has some advantages, such as:

* Readability: The code using `Math.pow()` might be easier to read, especially for developers who are not familiar with the exponentiation operator.
* Robustness: Using `Math.pow()` ensures that the result is always a number, even if the input is not an integer.

However, it also has some disadvantages:

* Performance: `Math.pow()` can be slower than the exponentiation operator (`**`) for large exponents, as it involves more calculations.
* Expressiveness: The exponentiation operator (`**`) is often preferred in modern JavaScript code because it's more concise and expressive.

On the other hand, using the exponentiation operator (`**`) has some advantages:

* Performance: The exponentiation operator can be faster than `Math.pow()` for large exponents, as it involves fewer calculations.
* Expressiveness: The exponentiation operator is often preferred in modern JavaScript code because it's more concise and expressive.

However, it also has some disadvantages:

* Readability: The code using the exponentiation operator might be harder to read, especially for developers who are not familiar with this syntax.
* Robustness: Using the exponentiation operator can lead to unexpected results if the input is not a number or an integer.

**Library and Special JS Feature**

In the provided JSON, no library is specified, which means that the benchmark assumes a basic JavaScript environment without any additional libraries or dependencies.

There are no special JavaScript features mentioned in this explanation.

Related benchmarks:

test of multi (version: 0)

Comparing performance of: pow vs start

Created: 3 years ago by: Guest

Jump to the latest result

pow

start

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):