Benchmark: Abs vs ternary to find difference between two number

Script Preparation code:

var one = 5
var two = 2

Tests:

abs
var a = Math.abs(two - one)
ternary
var a = two > one ? two - one : one - two

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
abs
ternary

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.1:latest, generated one month ago):

LLMs can make mistakes. Check important info.

Let's break down the benchmark test case.

**What is being tested?**

The benchmark tests two different approaches to find the absolute difference between two numbers: `Math.abs(two - one)` and `(two > one ? two - one : one - two)`. The first approach uses the built-in `Math.abs()` function, while the second approach uses a ternary operator (a shorthand if-else statement).

**What options are compared?**

We're comparing two different implementations to find the absolute difference between two numbers:

1. Using `Math.abs()`: This is a straightforward and efficient way to get the absolute value of a number.
2. Using a ternary operator: This approach uses a concise syntax to achieve the same result as the first one.

**Pros/Cons of each approach**

Here are some pros and cons of each approach:

1. **Math.abs()**:
	* Pros: Easy to read, understand, and maintain. Efficient and widely supported.
	* Cons: May be slower than a ternary operator in very performance-critical code.
2. **Ternary operator**:
	* Pros: Concise syntax can make code more readable and easier to write. Can be faster in some cases due to the reduced number of operations.
	* Cons: Can be harder to read and understand, especially for developers not familiar with this syntax.

**Other considerations**

When deciding which approach to use, consider the following factors:

1. Code readability and maintainability: If you're writing code that will be maintained by others or yourself in the future, using `Math.abs()` might be a better choice.
2. Performance-critical code: If you're working on very performance-sensitive code, the ternary operator approach might be faster.
3. Personal preference: Ultimately, choose the approach that makes your code easier to understand and maintain.

**Library and special JS features**

In this case, no external libraries or special JavaScript features are used. The test simply compares two different implementation approaches using standard JavaScript syntax.

**Alternatives**

If you need to find the absolute difference between two numbers, consider the following alternatives:

1. Using `Math.abs()` (as in the first approach).
2. Using the `Math.abs()` function with a more concise syntax: `Math.abs(one - two)`.
3. If you're using a library like Lodash or Underscore.js, you can use their respective implementations of absolute difference functions.

That's it! I hope this explanation helps software engineers understand the benchmark test case and make informed decisions about which approach to use in their code.

Latest run results:

Run details: (Test run date: 10 months ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:121.0) Gecko/20100101 Firefox/121.0

Browser/OS: Firefox 121 on Windows

View result in a separate tab

Test name	Executions per second
abs	902704576.0 Ops/sec
ternary	840340672.0 Ops/sec

Related benchmarks:

Abs vs ternary to find difference between two number (version: 0)

Comparing performance of: abs vs ternary

Created: one year ago by: Guest

Jump to the latest result

abs

ternary

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.1:latest, generated one month ago):