Benchmark: lkjkljjkljfsf - MeasureThat.net

Tests:

1
/** * @param {number[]} nums * @return {number} */ function removeDuplicates(nums) { var len = nums.length; var last = NaN; var count = 0; for (var i = 0; i < len; i++) { if (nums[i] === last) continue; nums[count] = nums[i]; last = nums[i]; count++; } return count; }; console.log(removeDuplicates([0, 0, 1, 1, 1, 2, 2, 3, 3, 4]));
2
/** * @param {number[]} nums * @return {number} */ function removeDuplicates(nums) { var len = nums.length; var last = NaN; var count = 0; for (var i = 0; i < len; i++) { if (nums[i] !== last){ nums[count] = nums[i]; last = nums[i]; count++; } } return count; }; console.log(removeDuplicates([0, 0, 1, 1, 1, 2, 2, 3, 3, 4]));

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
1
2

Fastest: N/A

Slowest: N/A

Latest run results:

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Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):

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**Benchmark Analysis**

MeasureThat.net is a platform for creating and running JavaScript microbenchmarks, allowing users to compare the performance of different approaches.

The provided JSON represents two benchmark test cases:

1. **Test Case 1**: The `removeDuplicates` function is defined with a single condition `if (nums[i] === last) continue;`. This approach checks if the current element is equal to the previous one, and if so, skips the iteration.
2. **Test Case 2**: The same `removeDuplicates` function is redefined with a different condition `if (nums[i] !== last){...}`. This approach checks if the current element is not equal to the previous one, and if so, executes the subsequent code.

**Comparison of Approaches**

Both test cases measure the performance of removing duplicates from an array using the `removeDuplicates` function.

Pros of Test Case 1:

* Simple and straightforward implementation.
* Easy to understand for developers familiar with JavaScript basics.

Cons:

* The condition `if (nums[i] === last)` is not optimized, as it can lead to unnecessary comparisons.

Pros of Test Case 2:

* Optimized condition `if (nums[i] !== last)` reduces the number of comparisons.
* May perform better in scenarios where duplicates are more common.

Cons:

* More complex implementation, which might make it harder for developers unfamiliar with JavaScript to understand.

**Library Usage**

In neither test case is a library explicitly mentioned. However, it's likely that the `console.log` statements are used for logging purposes, and the `length` property of the `nums` array is accessed using the dot notation (`nums.length`).

**Special JS Features or Syntax**

Neither test case uses any special JavaScript features or syntax.

**Other Considerations**

When running benchmarks like this, it's essential to consider factors such as:

* **Garbage Collection**: How does the garbage collector impact performance in your specific scenario?
* **Cache Efficiency**: Are there opportunities to optimize cache usage for better performance?
* **System Resources**: What are the system resources (CPU, memory, etc.) that might be impacted by these benchmarks?

**Alternatives**

If you're looking for alternatives to MeasureThat.net or want to explore different benchmarking approaches, consider:

1. **BenchMarking frameworks**: Tools like Benchmark.js, BenchMarkU, or Microbenchmark provide more structured and feature-rich benchmarking capabilities.
2. **Web performance testing tools**: Instruments like WebPageTest, Lighthouse, or Chrome DevTools offer advanced web performance analysis and optimization features.
3. **Custom implementation**: You can also write custom benchmarks using a programming language of your choice to suit your specific needs.

Keep in mind that the best approach depends on your specific use case, requirements, and expertise.

Related benchmarks:

lkjkljjkljfsf (version: 0)

Comparing performance of: 1 vs 2

Created: 3 years ago by: Guest

Jump to the latest result

1

2

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

No previous run results

Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):