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Time to string representationsn
(version: 0)
Comparing performance of:
first vs second vs third vs fourth
Created:
4 years ago
by:
Guest
Jump to the latest result
Tests:
first
const minutes = 0; const seconds = 0; let formatMinutes = minutes < 10 ? `0${minutes}` : minutes; let formatSec = seconds < 10 ? `0${seconds}` : seconds; if (seconds === 0) formatSec = '00'; if (minutes === 0) formatMinutes = '00'; const other = `${formatMinutes}:${seconds}`
second
const minutes = 0; const seconds = 0; const other = `${String(seconds).length === 1 ? `0${seconds}` : seconds}:${String(minutes).length === 1 ? `0${minutes}` : minutes}`;
third
const minutes = 0; const seconds = 0; let showSeconds = seconds && seconds < 10 ? `0${seconds}` : seconds; let showMinutes = minutes && minutes < 10 ? `0${minutes}` : minutes; if (seconds === 0) showSeconds = '00'; if (minutes === 0) showMinutes = '00'; const other = `${showMinutes}:${showSeconds}`
fourth
const minutes = 0; const seconds = 0; const other = `${`0${minutes}`.slice(-2)}:${`0${seconds}`.slice(-2)}`;
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (4)
Previous results
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Test case name
Result
first
second
third
fourth
Fastest:
N/A
Slowest:
N/A
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
I'll break down the provided benchmark and explain what's being tested, compared options, pros and cons, library usage, special JavaScript features or syntax, and alternatives. **Benchmark Overview** The benchmark measures the time it takes to generate string representations for different formats of minutes and seconds in a date. The tests compare four approaches: 1. First: Uses template literals with conditional formatting. 2. Second: Uses string manipulation functions (e.g., `String(seconds).length === 1 ? '0' + seconds : seconds`) to determine the number of leading zeros. 3. Third: Uses ternary operators with conditional formatting. 4. Fourth: Uses the `slice()` method to extract the last two characters of the numbers. **Approach Comparison** Each approach has its pros and cons: * **First**: Pros - concise, easy to read; Cons - might be slower due to template literal overhead. * **Second**: Pros - simple, reliable; Cons - may be less readable due to string manipulation functions. * **Third**: Pros - similar to First, but with ternary operators; Cons - may be slightly less efficient than the First approach. * **Fourth**: Pros - potentially faster, as it uses a built-in method; Cons - might be less readable due to the use of `slice()`. **Library Usage** None of the tests explicitly use any external libraries. However, some JavaScript features, like template literals and the `slice()` method, are part of the language itself. **Special JavaScript Features or Syntax** The benchmark doesn't explicitly use special JavaScript features like ES6 classes, generators, or Promises. The focus is on simple string manipulation and conditional logic. **Alternatives** Other alternatives to measure this type of performance could include: * Using a different programming language (e.g., Python) * Using a just-in-time compiler or interpreter (e.g., V8's native API) * Implementing a custom string formatting function * Measuring the time it takes to format strings using a specific library or framework **Benchmark Results Interpretation** The latest benchmark results show that: * Test Third is the fastest, with an average execution rate of 935265152.0 executions per second. * Test First is slightly slower than Test Third but faster than Test Second and Test Fourth. * The browser and device platform have a minor impact on performance. Please note that these results are specific to this benchmark and may not generalize to other scenarios or codebases.
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