Toggle navigation
MeasureThat.net
Create a benchmark
Tools
Feedback
FAQ
Register
Log In
Mycurioustest
(version: 0)
Comparing performance of:
parseInt vs math.floor
Created:
3 years ago
by:
Guest
Jump to the latest result
Tests:
parseInt
parseInt(9.81)
math.floor
Math.floor(9.81)
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
Fork
Test case name
Result
parseInt
math.floor
Fastest:
N/A
Slowest:
N/A
Latest run results:
No previous run results
This benchmark does not have any results yet. Be the first one
to run it!
Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Measuring JavaScript performance is an essential task for developers to optimize their code and ensure smooth user experiences. **Benchmarking Purpose** The provided JSON represents a simple benchmarking test case, where two built-in JavaScript functions are compared: `parseInt` and `Math.floor`. The benchmark aims to measure the execution speed of these functions on different platforms, browsers, devices, and operating systems. **Options Compared** Two options are being compared: 1. **`parseInt`**: Converts a string to an integer by ignoring the decimal part. 2. **`Math.floor`**: Returns the largest integer less than or equal to the given number. **Pros and Cons of Each Approach** * `parseInt`: Pros: * Generally faster, as it uses a lookup table for common characters * Can handle more complex parsing scenarios (e.g., negative numbers, leading zeros) * Often used in legacy codebases or when compatibility is essential Cons: * May have issues with non-numeric input or malformed strings * Can be slower for simple cases due to the overhead of lookup tables * `Math.floor`: Pros: * Generally simpler and faster, as it uses a single multiplication operation * Less prone to errors with invalid inputs * Often used in modern codebases where simplicity and readability are valued Cons: * May not be as effective for parsing complex strings or handling edge cases * Can result in integer overflow if the input is too large **Library Usage** None of the test cases use external libraries. **Special JS Features or Syntax** Neither test case uses any special JavaScript features or syntax, making it accessible to a wide range of software engineers with varying levels of expertise. **Alternatives** Some alternatives to measuring JavaScript performance include: * **Benchmarking frameworks**: Libraries like Benchmark.js or Jest provide more comprehensive benchmarking capabilities and better handling for concurrent execution. * **Profiling tools**: Built-in profiling tools in browsers (e.g., Chrome DevTools, Firefox Developer Edition) offer detailed information about code execution time, memory usage, and other performance metrics. * **Third-party libraries**: Tools like jsperf or Benchmark.js provide more advanced features and better handling for complex benchmarking scenarios. Overall, MeasuringThat.net's simple yet informative benchmarking approach is suitable for small-scale tests or educational purposes. However, for more comprehensive performance analysis or production-ready optimizations, using a dedicated benchmarking framework or profiling tool may be necessary.
Related benchmarks:
Lodash Array isEqual vs Native
spread vs concat vs unshift Big string array
abcdfggg
7894549846549843546846549844
15614984163549849849849848948564
Comments
Confirm delete:
Do you really want to delete benchmark?