Benchmark: object empty test

Tests:

json stringify
const test = {}; if(JSON.stringify(test) === '{}') { console.log('test'); }
object keys
const test = {}; if(!Object.keys(test).length) { console.log('test'); }

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
json stringify
object keys

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 28 days ago):

LLMs can make mistakes. Check important info.

I'd be happy to help explain the provided benchmarking tests.

The benchmarking framework, MeasureThat.net, allows users to create and run JavaScript microbenchmarks. The tests are defined in JSON format, which represents the benchmarking scenario, script preparation code, HTML preparation code, test case, and other parameters.

**Benchmark Definition**

The provided benchmark definition is empty, indicating that no specific benchmarking scenario is being tested. However, two individual test cases are available:

1. **JSON Stringify Test**: The first test case checks whether the `JSON.stringify()` function correctly outputs the string `'{}'` for an empty object.
2. **Object Keys Test**: The second test case verifies if the `Object.keys()` function returns an empty array when there are no properties in an object.

**Options Compared**

In both tests, we're comparing two options:

a. Using `JSON.stringify()` to convert an object to a string.

b. Not using `JSON.stringify()` (i.e., directly accessing the object's value).

**Pros and Cons of Each Approach**

1. **Using `JSON.stringify()`:**
	* Pros:
		+ Ensures consistent output format for JSON data.
		+ Easy to implement and understand.
	* Cons:
		+ May not be the most efficient approach, as it creates a new string object.
2. **Not using `JSON.stringify()` (direct access):**
	* Pros:
		+ Can be more efficient, especially when dealing with large objects or complex data structures.
	* Cons:
		+ Output format may vary depending on the JavaScript engine and platform.

**Library Usage**

None of the tests use any external libraries. They are self-contained and rely solely on built-in JavaScript features.

**Special JS Features/Syntax**

No special JavaScript features or syntax is used in these tests. They're straightforward and focus on testing simple object manipulation scenarios.

**Other Alternatives**

If you were to write this benchmark yourself, here are some alternatives:

* You could use `Object.values()` or `Object.entries()` instead of `JSON.stringify()`.
* Alternatively, use a testing library like Jest or Mocha, which provides more advanced features for writing and running benchmarks.
* Consider using a benchmarking framework specifically designed for JavaScript, such as Benchmark.js.

Keep in mind that these tests are simple examples and might not be representative of real-world scenarios. However, they can serve as a starting point for exploring performance optimization techniques in JavaScript.

Latest run results:

Run details: (Test run date: 6 years ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.106 Safari/537.36

Browser/OS: Chrome 68 on Mac OS X 10.12.6

View result in a separate tab

Test name	Executions per second
json stringify	75643.6 Ops/sec
object keys	85102.6 Ops/sec

Related benchmarks:

object empty test (version: 0)

Comparing performance of: json stringify vs object keys

Created: 6 years ago by: Guest

Jump to the latest result

json stringify

object keys

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 28 days ago):