Benchmark: Floor Min - MeasureThat.net

Script Preparation code:

var a = 14543630892.678034;
var b = 23445842646.499996;

Tests:

Floor first
Math.min(Math.floor(a), Math.floor(b));
Min First
Math.floor(Math.min(a, b));
Inline If
Math.floor( a < b ? a : b )

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Floor first
Min First
Inline If

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 what's being tested in this benchmark.

**Benchmark Definition**

The `Script Preparation Code` section defines two variables, `a` and `b`, which are assigned some large numbers. This code is executed before running the benchmark tests.

**Test Cases**

There are three test cases:

1. **Floor first**: This test uses the mathematical function `Math.floor()` directly on `a` and `b`. The order of operations is determined by the JavaScript interpreter, so this test checks how `Math.floor()` behaves with respect to integer division.
2. **Min First**: Similar to the previous test, but instead of using the `Math.min()` function separately, it's used as part of a larger expression that first finds the minimum value between `a` and `b`, and then applies `Math.floor()`.
3. **Inline If**: This test uses an inline if statement with a ternary operator to check which variable is smaller and apply `Math.floor()` accordingly.

**Library and Purpose**

None of these tests use any external libraries, so there's no additional context to provide.

**Special JS Feature/Syntax**

There are no special JavaScript features or syntax used in these test cases that require explanation. The focus is on the behavior of the built-in `Math` functions and operators.

**Pros and Cons of Approaches**

1. **Floor first**: This approach tests the behavior of `Math.floor()` as a standalone function, which might be useful for developers who need to optimize code related to integer division.
	* Pros: Can provide insight into the behavior of `Math.floor()` under specific conditions.
	* Cons: May not accurately represent real-world usage scenarios where `Math.floor()` is used in conjunction with other functions or operators.
2. **Min First**: This approach tests the combined behavior of `Math.min()` and `Math.floor()`, which might be more representative of how these functions are typically used together.
	* Pros: Can provide a more realistic representation of how these functions interact.
	* Cons: May introduce additional overhead due to the extra function call.
3. **Inline If**: This approach uses an inline if statement, which can be useful for performance-critical code paths.
	* Pros: Can potentially improve performance by avoiding the overhead of a separate `Math.min()` function call.
	* Cons: May make the code harder to read and maintain due to its concise form.

**Other Alternatives**

There are several other approaches that could have been taken:

1. Using a different function, such as `Number(a) < Number(b)` instead of an inline if statement.
2. Adding additional inputs or edge cases to test the behavior of `Math.floor()` under different conditions (e.g., negative numbers, NaN values).
3. Testing the behavior of `Math.floor()` in a specific context, such as when used with other mathematical functions like exponentiation (`Math.pow()`).

Keep in mind that the choice of approach ultimately depends on the goals and requirements of the benchmarking project.

Latest run results:

Run details: (Test run date: 8 years ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.143 Safari/537.36

Browser/OS: Chrome 53 on Windows

View result in a separate tab

Test name	Executions per second
Floor first	954154.8 Ops/sec
Min First	1294987.1 Ops/sec
Inline If	1454302.9 Ops/sec

Related benchmarks:

Floor Min (version: 1)

Comparing performance of: Floor first vs Min First vs Inline If

Created: 8 years ago by: Registered User

Jump to the latest result

Floor first

Min First

Inline If

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):