Benchmark: simple int vs string comparison 1

Tests:

int comparison
const a = 1 const b = 1 return a == b
string comparison
const a = "Primary" const b = "Primary" return a == b

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
int comparison
string comparison

Fastest: N/A

Slowest: N/A

Latest run results:

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

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36 OPR/120.0.0.0

Browser/OS: Opera 120 on Windows

View result in a separate tab

Test name	Executions per second
int comparison	139179680.0 Ops/sec
string comparison	137652736.0 Ops/sec

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

LLMs can make mistakes. Check important info.

Let's break down the benchmark and its components.

**Benchmark Overview**

The `MeasureThat.net` website is used to create and run JavaScript microbenchmarks, which allows users to compare different approaches to measuring performance in their code. The provided JSON represents two individual test cases: "int comparison" and "string comparison".

**Options Being Compared**

In the context of this benchmark, we're comparing:

1. **Integer Comparison (`==`)**: This is a basic equality check that compares two integer values using the `==` operator.
2. **String Comparison (`==`)**: This is another equality check, but for string values instead of integers.

**Pros and Cons**

* **Integer Comparison (==)**:
	+ Pros: Simple and widely supported by most JavaScript engines.
	+ Cons: Can lead to type coercion issues (e.g., comparing a number with a non-numeric value).
* **String Comparison (`==`)**:
	+ Pros: Suitable for string comparison, which is common in many scenarios.
	+ Cons: May not work correctly with Unicode characters or non-standard string encodings.

**Library and Special JS Features**

In the benchmark code, we don't see any explicit library usage. However, some JavaScript features like `const` and template literals (`\r\n`) are used.

* **Template Literals (`\r\n`)**: Template literals allow you to embed expressions inside string literals using backticks (``) instead of double quotes ("). This is a modern feature introduced in ECMAScript 2015.
* **`const`**: The `const` keyword declares variables that cannot be reassigned. It's used here to declare the constants `a` and `b`.

**Other Considerations**

* When comparing integers, it's essential to note that some browsers might use different integer representations or rounding modes, which can affect performance.
* For string comparison, consider using more modern comparison methods like `===` (strict equality) or using libraries like `lodash`'s `isEqual` function for more robust Unicode support.

**Alternatives**

If you were to rewrite this benchmark with alternative approaches, some options could be:

1. **Use a different comparison operator**: Instead of `==`, consider using `===` (strict equality) or other comparison operators like `<`, `>`, etc.
2. **Implement a custom comparison function**: Write a custom function that compares values based on specific criteria, such as numerical value, string length, or Unicode code points.
3. **Use a library for performance testing**: Consider using libraries like `benchmark.js` or `perf_hooks` to write more efficient and accurate benchmarking code.

Keep in mind that each approach has its pros and cons, and the choice ultimately depends on your specific use case and requirements.

Related benchmarks:

simple int vs string comparison 1 (version: 0)

Comparing performance of: int comparison vs string comparison

Created: 2 years ago by: Guest

Jump to the latest result

int comparison

string comparison

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

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