Benchmark: Which operator is faster for indexOf ( '>' vs '===' ) is faster?

Tests:

test greater than
var n = -999; while(true) { n++; if(n > -1) break; }
test strict equality
var n = -999; while(true) { n++; if(n === -1) break; }

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
test greater than
test strict equality

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/111.0

Browser/OS: Firefox 111 on Windows

View result in a separate tab

Test name	Executions per second
test greater than	2616025.0 Ops/sec
test strict equality	2621119.0 Ops/sec

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

LLMs can make mistakes. Check important info.

I'd be happy to help explain the benchmark and its results.

**Benchmark Overview**

The provided JSON represents a JavaScript microbenchmark that compares the performance of two operators: `>` (greater than) and `'==='` (strict equality). The test aims to determine whether replacing `>` with `'!==```(not equal to)` has any noticeable performance benefits.

**Options Compared**

The benchmark compares the execution speed of two approaches:

1. **Original code**: Using the `>` operator for greater-than comparison.
2. **Replaced code**: Replacing the `>` operator with `'!==`` (strict inequality).

**Pros and Cons**

* **Original code (`>`)**:
	+ Pros: Simple, widely supported, and well-established.
	+ Cons: May not provide precise control over comparisons due to its behavior with NaNs (Not a Number) values.
* **Replaced code (`'!==')**:
	+ Pros: More explicit and precise control over comparisons, which can help avoid unexpected results.
	+ Cons: Less widely supported, may have performance overhead due to the added comparison.

In general, for simple numerical comparisons, the `>` operator is sufficient. However, when working with more complex logic or ensuring precise control over equality checks, using `'!==`` (strict inequality) might be a better choice.

**Library Usage**

The benchmark does not explicitly mention any libraries used in the provided test cases. However, it's likely that standard JavaScript functionality is being utilized without external dependencies.

**Special JS Features/Syntax**

There are no specific features or syntax mentioned in this benchmark.

**Other Alternatives**

For similar benchmarks, you might explore other microbenchmarking tools like:

* micro-benchmark (a Python library for comparing performance)
* Benchmark.js (a Node.js-specific benchmarking tool)
* jsPerf (a built-in JavaScript benchmarking tool)

These alternatives can provide more advanced features, customization options, and support for various programming languages.

I hope this explanation helps you understand the benchmark and its results!

Related benchmarks:

Which operator is faster for indexOf ( '>' vs '===' ) is faster? (version: 0)

Is there a performance benefit to replacing > with !==?

Comparing performance of: test greater than vs test strict equality

Created: 7 years ago by: Guest

Jump to the latest result

test greater than

test strict equality

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):