Toggle navigation
MeasureThat.net
Create a benchmark
Tools
Feedback
FAQ
Register
Log In
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
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>
Run tests (2)
Previous results
Fork
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
Embed
Embed Benchmark Result
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):
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:
.bind() vs function
computed property names vs create, assign
class vs function constructor vs object literal vs __proto__ vs Object.create vs Object.setPrototypeOf
ES6 property (get/set) & getter/setter function vs direct access vs closure
"this" property vs. closure upvalue
Comments
Confirm delete:
Do you really want to delete benchmark?