Benchmark: anagram getHash - MeasureThat.net

Script Preparation code:

var word = 'длинноесловодлясортировкипримердлинноесловодлясортировкипримердлинноесловодлясортировкипримердлинноесловодлясортировкипримердлинноесловодлясортировкипримердлинноесловодлясортировкипримердлинноесловодлясортировкипримердлинноесловодлясортировкипример';

function hashCode(str) {
  const codes = {};
  for (i = 0; i < str.length; i += 1) {
    const chr = str.charCodeAt(i);
    codes[chr] = codes[chr] ? codes[chr] + 1 : 1;
  }
  let result = '';
  for(i in codes){
    result+="/" + i + codes[i];
  }
  return result;
};

Tests:

Sort
word.split('').sort().join('');
hashCode
hashCode(word);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Sort
hashCode

Fastest: N/A

Slowest: N/A

Latest run results:

No previous run results

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

LLMs can make mistakes. Check important info.

**What is being tested?**

The provided benchmark measures the performance of two different JavaScript functions: `hashCode` and `sort`. The `hashCode` function calculates the hash code for a given string, while the `sort` function sorts an array of strings.

**Options compared**

There are three options being compared:

1. **Sort**: This option uses the built-in `Array.prototype.sort()` method to sort an array of strings.
2. **hashCode**: This option uses the custom `hashCode` function to calculate the hash code for a given string.
3. **Default JavaScript behavior**: The benchmark also measures the performance of JavaScript's default behavior, which is likely to be some implementation of sorting or hashing.

**Pros and Cons**

* **Sort**:
	+ Pros: Simple, widely supported, and efficient (at least in theory).
	+ Cons: May not be optimized for performance, can be slow for large datasets, and may have a high memory footprint.
* **hashCode**:
	+ Pros: Custom implementation can be optimized for performance, provides more control over the hashing algorithm.
	+ Cons: Requires manual maintenance to ensure correct implementation, can be slower than built-in sorting algorithms.

**Library used**

The `hashCode` function uses an object called `codes` to store character codes and their corresponding frequencies. This library is not a typical JavaScript library, but rather a custom implementation of a hash code generator.

**Special JS feature or syntax**

There are no special JavaScript features or syntaxes being tested in this benchmark. The focus is on the performance of simple algorithms like sorting and hashing.

**Other alternatives**

If you want to write your own sorting algorithm, you could consider using:

* Bubble sort
* Selection sort
* Insertion sort
* Merge sort
* Quick sort

For hashing, you could use:

* SHA-256 (a widely used cryptographic hash function)
* MD5 (another commonly used hash function)

Keep in mind that these alternatives may not be optimized for performance and may have different trade-offs compared to the built-in JavaScript sorting and hashing algorithms.

**Benchmark preparation code**

The benchmark preparation code is a simple script that defines two functions: `hashCode` and an empty `sort` function. The `hashCode` function takes a string input and returns its corresponding hash code, while the `sort` function simply sorts an array of strings using the built-in `Array.prototype.sort()` method.

**Individual test cases**

The benchmark includes two individual test cases:

* **Sort**: This test case measures the performance of sorting an array of strings using the built-in `Array.prototype.sort()` method.
* **hashCode**: This test case measures the performance of calculating the hash code for a given string using the custom `hashCode` function.

These test cases provide a simple and well-defined way to measure the performance of these two algorithms.

Related benchmarks:

anagram getHash (version: 0)

Comparing performance of: Sort vs hashCode

Created: 6 years ago by: Guest

Jump to the latest result

Sort

hashCode

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):