Benchmark: JSON vs Condition

Script Preparation code:

var a = 'true';
var b = true;

Tests:

JSON
JSON.parse(a)
Condition
var res = a === 'true' ? true : a;

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
JSON
Condition

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 3 years ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.159 Safari/537.36

Browser/OS: Chrome 92 on Windows

View result in a separate tab

Test name	Executions per second
JSON	1597890.1 Ops/sec
Condition	6379356.0 Ops/sec

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

LLMs can make mistakes. Check important info.

Let's break down the provided benchmark and explain what's being tested, compared, and their pros and cons.

**Benchmark Definition**

The benchmark is defined by two test cases:

1. `JSON.parse(a)`
2. `var res = a === 'true' ? true : a;`

These test cases are designed to compare the performance of parsing JSON data versus using a conditional statement to achieve the same result.

**Options being compared:**

* **JSON.parse()**: A built-in JavaScript method that parses a JSON string into a JavaScript object.
* **Conditional statement (`a === 'true' ? true : a;`)**: An alternative approach that uses a conditional statement to evaluate the condition and return `true` if it's met, or use the original value `a` otherwise.

**Pros and Cons of each approach:**

* **JSON.parse()**:
	+ Pros:
		- More explicit and clear code structure
		- Easier to understand and maintain
	+ Cons:
		- May be slower due to the parsing step
* **Conditional statement (`a === 'true' ? true : a;`)**:
	+ Pros:
		- Can be faster since it avoids the overhead of JSON parsing
		- Can be more efficient in certain cases (e.g., when `a` is a boolean value)
	+ Cons:
		- Less explicit and less clear code structure
		- May require additional logic to handle edge cases

**Library used:**

There is no explicitly mentioned library being used in this benchmark. However, it's worth noting that the use of `JSON.parse()` relies on the built-in JavaScript `JSON` object, which provides a standardized way to work with JSON data.

**Special JS feature or syntax:**

The test case uses the ternary operator (`?:`) to implement the conditional statement. The ternary operator is a shorthand syntax for simple conditional statements and can be useful in certain situations.

**Other alternatives:**

If you were to rewrite this benchmark, you could also consider testing:

* Using a library like `lodash` or `json-stringify-safe` to parse JSON data
* Implementing the same logic using bitwise operations (e.g., `a === 1 ? true : a;`)
* Comparing performance with different types of conditional statements (e.g., `if-else`, `switch-case`, etc.)

Overall, this benchmark provides a simple and straightforward comparison between two approaches to evaluating a condition. It's a useful exercise for developers to consider the trade-offs between explicitness, readability, and performance when writing code.

Related benchmarks:

JSON vs Condition (version: 0)

JSON sv condition

Comparing performance of: JSON vs Condition

Created: 4 years ago by: Guest

Jump to the latest result

JSON

Condition

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):