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Array vs Object
(version: 0)
Comparing performance of:
Array vs Object
Created:
8 years ago
by:
Registered User
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Tests:
Array
var locale = { "DOWN-PAYMENT": "Entrega a cuenta" } console.log(locale['DOWN-PAYMENT']);
Object
var locale = { "DOWN_PAYMENT": "Entrega a cuenta" } console.log(locale.DOWN_PAYMENT);
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Suite status:
<idle, ready to run>
Run tests (2)
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Test case name
Result
Array
Object
Fastest:
N/A
Slowest:
N/A
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's dive into the world of JavaScript microbenchmarks on MeasureThat.net. **What is tested?** The provided benchmark compares two approaches to accessing a property within an object: using dot notation (e.g., `locale['DOWN-PAYMENT']`) and bracket notation (e.g., `locale.DOWN_PAYMENT`). **Options being compared** There are two main options being compared: 1. **Dot Notation**: Using the dot (`.`) notation to access properties in an object, as seen in the benchmark definition `var locale = {\r\n \"DOWN-PAYMENT\": \"Entrega a cuenta\"\r\n}\r\nconsole.log(locale['DOWN-PAYMENT']);`. This approach is known for being more readable and concise. 2. **Bracket Notation**: Using the bracket (`[]`) notation to access properties in an object, as seen in the benchmark definition `var locale = {\r\n \"DOWN_PAYMENT\": \"Entrega a cuenta\"\r\n}\r\nconsole.log(locale.DOWN_PAYMENT);`. This approach is known for being more efficient and flexible. **Pros and Cons** Here are some pros and cons of each approach: * **Dot Notation (.)** + Pros: - More readable and concise - Easier to understand, especially for those familiar with other languages + Cons: - May be slower due to string interpolation - Less flexible than bracket notation * **Bracket Notation ([] )** + Pros: - Faster execution speed - More flexible and dynamic + Cons: - Less readable and concise - Can lead to typos or errors if not used carefully **Library usage** In the provided benchmark, a JavaScript object is defined using curly brackets (`{}`). This is a basic JavaScript syntax for creating objects. **Special JS feature or syntax** There are no special features or syntaxes being tested in this benchmark. The focus is solely on comparing two simple approaches to accessing properties within an object. **Other alternatives** If you're interested in exploring other microbenchmarks, MeasureThat.net offers a wide range of JavaScript benchmarks covering various topics, such as: * Array and object manipulation * Function calls and scope * Loops (e.g., for, while, do-while) * Conditional statements (e.g., if-else, switch) * Object property access and iteration Keep in mind that microbenchmarks are typically used to test specific scenarios or language features, so the options being compared may vary depending on the benchmark. I hope this explanation helps you understand what's happening in the provided benchmark!
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