Benchmark: Property assignment vs Variable assignment

Script Preparation code:

function createFunctionBench() {
    let value = null;

    return function closure(val) {
        if (val) {
            value = val;
        }

        return value;
    };
}

class ClassBench {
    update(val) {
        if (val) {
            this.value = val;
        }

        return this.value;
    }
}

bench = {
    fn: createFunctionBench(),
    cls: new ClassBench()
};

Tests:

Function approach
bench.fn(performance.now());
Object approach
bench.cls.update(performance.now());

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Function approach
Object approach

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 4 months ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/143.0.0.0 Safari/537.36 Edg/143.0.0.0

Browser/OS: Chrome 143 on Windows

View result in a separate tab

Test name	Executions per second
Function approach	7038424.0 Ops/sec
Object approach	7006777.0 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 provided benchmark and explain what's being tested, compared, and their pros and cons.

**Benchmark Definition:**

The benchmark is comparing two approaches to building UI components:

1. **Function-oriented approach**: This approach uses a closure function that assigns a value to a variable. The function returns the assigned value.
2. **Object-oriented approach**: This approach uses a class with an `update` method that updates a property.

**Script Preparation Code:**

The script preparation code defines two functions:

1. `createFunctionBench()`: Returns a closure function that assigns a value to a variable and returns it.
2. `ClassBench`: A simple class with an `update` method that updates a property.

These functions are then used to create the benchmark object `bench`.

**Html Preparation Code:**

The html preparation code is not provided, but it's likely that it would be used to prepare the HTML environment for running the benchmarks.

**Individual Test Cases:**

There are two test cases:

1. **Function approach**: The benchmark function calls the closure function with `performance.now()` as an argument.
2. **Object approach**: The benchmark function creates a new instance of the `ClassBench` class and calls its `update` method with `performance.now()` as an argument.

**Comparison:**

The test is comparing the performance of these two approaches:

* Function-oriented approach vs Object-oriented approach

**Pros and Cons:**

1. **Function-oriented approach:**
	* Pros:
		+ Can be more concise and flexible.
		+ Easier to reuse functions.
	* Cons:
		+ May lead to tighter coupling between components, making it harder to maintain.
2. **Object-oriented approach:**
	* Pros:
		+ Encourages loose coupling between components, making it easier to maintain.
		+ Provides a clear separation of concerns.
	* Cons:
		+ Can be more verbose and complex.

**Library/Feature:**

The benchmark uses the `performance.now()` function, which is a JavaScript built-in function that returns the current time in milliseconds. This feature is used to measure the execution time of each test case.

**Other Considerations:**

1. **Browser vs Node.js**: The benchmark results are likely influenced by the differences between browsers and Node.js environments.
2. **Execution Frequency**: The number of executions per second (4674214.0 for Function approach, 4625951.0 for Object approach) is a key metric in understanding performance differences.

**Alternatives:**

Other alternatives to consider when building UI components include:

1. **React**: A popular JavaScript library for building user interfaces.
2. **Angular**: Another popular JavaScript framework for building complex web applications.
3. **Vue.js**: A progressive and flexible JavaScript framework for building web applications.

These frameworks and libraries often provide built-in optimizations, features, and tools that can improve performance and maintainability of UI components.

In conclusion, the benchmark provides valuable insights into the performance differences between function-oriented and object-oriented approaches to building UI components. By understanding these pros and cons, developers can make informed decisions about the best approach for their specific use case.

Related benchmarks:

Property assignment vs Variable assignment (version: 0)

The significance is function oriented vs object orient approach to building UI

Comparing performance of: Function approach vs Object approach

Created: 3 years ago by: Registered User

Jump to the latest result

Function approach

Object approach

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

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