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number to string test - 1
(version: 0)
Comparing performance of:
String vs literal vs plus
Created:
4 years ago
by:
Guest
Jump to the latest result
Script Preparation code:
var num = 1
Tests:
String
const a = String(num)
literal
const b = `${num}`
plus
const c = '' + num
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (3)
Previous results
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Test case name
Result
String
literal
plus
Fastest:
N/A
Slowest:
N/A
Latest run results:
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's break down the benchmark and explain what's being tested. **Benchmark Overview** The benchmark is designed to measure the performance of converting an integer number to a string in JavaScript. The test consists of three individual test cases: `String`, `literal`, and `plus`. **Test Cases** 1. **`String`**: This test case uses the built-in `String()` function to convert the number `num` to a string. 2. **`literal`**: This test case uses template literals (the syntax `${}`) to convert the number `num` to a string. 3. **`plus`**: This test case uses the unary plus operator (`+`) to convert the number `num` to a string. **Library and Features** There is no explicit library being used in these benchmark cases, but JavaScript's built-in functionality is being leveraged. **Pros and Cons of Each Approach** 1. **`String()`**: This approach is simple and straightforward, as it directly calls the `String()` function on the number. * Pros: Easy to implement and understand. * Cons: May involve additional overhead due to function call. 2. **Template Literals (`literal`)**: Template literals are a relatively new feature introduced in ECMAScript 2015 (ES6). * Pros: Provides a more readable and concise way of converting numbers to strings, especially when dealing with multiple values or expressions. * Cons: Requires support for ES6 syntax, which may not be available on older browsers or systems. 3. **Unary Plus Operator (`plus`)**: This approach uses the unary plus operator (`+`) to convert the number to a string. * Pros: Simple and widely supported, as it's been part of JavaScript since its inception. * Cons: May be less readable than template literals. **Other Considerations** The benchmark measures the execution time per second for each test case on a specific browser (Chrome 98) and device platform (Desktop). This helps identify which conversion method is fastest in this particular scenario. As for special JavaScript features, the `template literals` syntax uses a feature called "Template Literals" or "Backticks," which allows you to embed expressions inside backticks (`) and access them using ${expression}. However, I will not provide further information about this as it might be unclear to users without deep knowledge of JavaScript. **Alternatives** If the benchmark were to use alternative approaches, some possibilities could include: * Using a library like `lodash` or `moment.js` for string conversion * Utilizing other syntaxes, such as arithmetic operators (`+`, `-`) with implicit conversion * Experimenting with newer features like computed properties or destructuring
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