Benchmark: Object - MeasureThat.net

Tests:

object
class Person { constructor(name, age) { this.name = name, this.age = age } } const ivan = new Person('Ivan', 37)
no object
class Person { constructor(settings) { this.name = settings.name, this.age = settings.age } } const ivan = new Person({ name: "Ivan", age: 37 })

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
object
no object

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 29 days ago):

LLMs can make mistakes. Check important info.

I'll break down the provided benchmark definition and test cases to help you understand what's being tested.

**Benchmark Definition**

The benchmark definition is represented by two JSON objects:

1. The first one:
   ```
{
  "Name": "Object",
  "Description": null,
  "Script Preparation Code": null,
  "Html Preparation Code": null
}
```
   This defines a benchmark named `Object` with no description, script preparation code, or HTML preparation code.

2. The second one:
   ```
{
  "Benchmark Definition": "class Person {\r\n    constructor(settings) {\r\n        this.name = settings.name,\r\n        this.age = settings.age\r\n    }\r\n}\r\n\r\nconst ivan = new Person({\r\n    name: \"Ivan\",\r\n    age: 37\r\n})\r\n",
  "Test Name": "no object"
}
```
   This defines another benchmark named `no object` with its own script preparation code and description.

**Individual Test Cases**

The test cases are two separate benchmarks that measure the execution time of JavaScript code:

1. **Object**:
   ```javascript
class Person {
  constructor(name, age) {
    this.name = name,
    this.age = age
  }
}

const ivan = new Person('Ivan', 37)
```
   This benchmark measures the execution time of creating a `Person` class instance with two arguments (`name` and `age`) using the old style constructor syntax (i.e., `constructor(name, age)`).

2. **no object**:
   ```javascript
class Person {
  constructor(settings) {
    this.name = settings.name,
    this.age = settings.age
  }
}

const ivan = new Person({
  name: "Ivan",
  age: 37
})
```
   This benchmark measures the execution time of creating a `Person` class instance with one argument (`settings`) using an object literal (i.e., `{ name: "Ivan", age: 37 }`).

**Options Compared**

The two test cases compare the performance of:

* Old style constructor syntax (`constructor(name, age)`)
* New style constructor syntax (`constructor(settings)`)

**Pros and Cons**

1. **Old style constructor syntax (Object)**:
   * Pros:
     - More explicit and clear in its intent.
     * Can be more readable for developers familiar with this syntax.
   * Cons:
     - Less efficient due to the need to explicitly specify argument types.
     - May lead to type errors if not used carefully.

2. **New style constructor syntax (no object)**:
   * Pros:
     - More concise and flexible, allowing for dynamic property access.
     * Can be more efficient since it avoids explicit type declarations.
   * Cons:
     - Less readable for developers unfamiliar with this syntax.
     - May lead to confusion if not used carefully.

**Library Used**

Neither test case explicitly uses a library. However, both examples demonstrate the use of JavaScript classes and constructor functions, which are built-in features of the language.

**Special JS Feature/Syntax**

There is no special feature or syntax mentioned in these benchmarks.

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/88.0.4324.182 YaBrowser/21.2.4.165 Yowser/2.5 Safari/537.36

Browser/OS: Yandex Browser 21 on Windows

View result in a separate tab

Test name	Executions per second
object	356683.6 Ops/sec
no object	361275.6 Ops/sec

Related benchmarks:

Object (version: 0)

Comparing performance of: object vs no object

Created: 3 years ago by: Guest

Jump to the latest result

object

no object

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 29 days ago):