Toggle navigation
MeasureThat
.net
Create a benchmark
Tools
Feedback
Feature Requests
FAQ
Register
Log In
Extract data from array - map() vs JSON.stringify() vs for loop dfsgfgsdfgsdfg sdfg sdf gsdfg sd
(version: 0)
Benchmark.js
Comparing performance of:
ternary vs Number vs block
Created:
2 years ago
by:
Guest
Go to the latest result
Script Preparation code:
var isVirtual = true;
Tests:
ternary
isVirtual ? 0 : 1;
Number
Number(isVirtual)
block
if (isVirtual) { return 0} else {return 1}
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (3)
Previous results
Fork
Test case name
Result
ternary
Number
block
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
2 years ago
)
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36
Browser/OS:
Chrome 122 on Windows
View result in a separate tab
Embed
Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=516325" width="100%" height="500px"></iframe>
ternary
19.3M/s
block
18.2M/s
Number
5.2M/s
View exact numbers
Test name
Executions per second
✓
ternary
19,297,342 Ops/sec
block
18,188,226 Ops/sec
Number
5,200,650 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. **Benchmark Overview** The benchmark is testing three different approaches to determine whether an expression evaluates to `0` or `1`, which seems like a simple task at first, but has some nuances. The test cases are: 1. **Ternary operator**: `isVirtual ? 0 : 1` 2. **Number() function**: `Number(isVirtual)` 3. **Conditional statement**: `if (isVirtual) { return 0} else {return 1}` **Approach Comparison** Here's a brief overview of each approach and their pros and cons: 1. **Ternary operator**: This is the most straightforward way to express the condition. It's concise, readable, and performs well in most cases. * Pros: Easy to understand, efficient, and compact. * Cons: May not work as expected in all edge cases (e.g., when `isVirtual` is null or undefined). 2. **Number() function**: This approach uses a function that converts the result of an expression to a number. It's more explicit than the ternary operator but may incur additional overhead. * Pros: Robust, works well with edge cases, and provides a clear indication of the intention behind the code. * Cons: May be slower due to the extra function call and conversion step. 3. **Conditional statement**: This is the most verbose way to express the condition, but it's also more explicit and easier to understand. * Pros: Clearly conveys the intent behind the code, works well with edge cases, and can be optimized further using early returns or switch statements. * Cons: More verbose than the ternary operator, may incur additional overhead due to the extra control flow. **Library Usage** In this benchmark, `isVirtual` is a variable used as an expression. The `Number()` function and conditional statement use this variable to determine its truthiness. The `Number()` function is part of JavaScript's built-in functions. It converts a value or expression to a number, which can be useful in various scenarios, such as when working with Boolean values or strings that contain numbers. **Special JS Feature/Syntax** There doesn't seem to be any special JavaScript features or syntax being used in this benchmark, aside from the `Number()` function and ternary operator. However, it's worth noting that some newer JavaScript features like arrow functions, template literals, or async/await might be used in more complex benchmarks. **Alternatives** Some alternative approaches could be: * Using a switch statement with a single case: `switch (isVirtual) { case true: return 0; default: return 1; }` * Utilizing a utility function like `Boolean()`: `Boolean(isVirtual)` * Leveraging a more modern approach like using a boolean flag and early returns: `if (isVirtual) { return true; } else { return false; }` These alternatives might offer performance improvements or different trade-offs in terms of code readability and maintainability. However, they are not part of the current benchmark and would require additional testing to determine their suitability. Overall, this benchmark provides a concise and readable way to test the performance of three different approaches to determining whether an expression evaluates to `0` or `1`. By using built-in functions and clear variable names, it's easy to understand what's being tested and why.
Related benchmarks
map vs forEach Chris v2b
Array.from() vs new Array() vs [..Array()]
Slice vs Map (jv)
Comments
Confirm delete:
Do you really want to delete benchmark?