Benchmark: Palendrome 3 ver

Tests:

Reverse array comparison (short)
const strings = ['pop', 'noon', 'madam', 'james'] const checkPalendrome = string => { string === [...string].reverse().join('') } for (const string of strings) { console.log(`${string} palendrome = ${checkPalendrome(string)}`) }
For loop early exit (short)
const strings = ['pop', 'noon', 'madam', 'james'] const checkPalendrome = string => { const length = string.length let isPalendrome = true for (let index = 0; index <= length; index++) { const left = string.charAt(index) const right = string.charAt(length - index - 1) isPalendrome = left === right if (!isPalendrome) break } return isPalendrome } for (const string of strings) { console.log(`${string} palendrome = ${checkPalendrome(string)}`) }
Reverse array comparison (long)
const strings = ['tattarrattat', 'pneumonoultramicroscopicsilicovolcanoconiosis'] const checkPalendrome = string => { string === [...string].reverse().join('') } for (const string of strings) { console.log(`${string} palendrome = ${checkPalendrome(string)}`) }
For loop early exit (long)
const strings = ['tattarrattat', 'pneumonoultramicroscopicsilicovolcanoconiosis'] const checkPalendrome = string => { const length = string.length let isPalendrome = true for (let index = 0; index <= length; index++) { const left = string.charAt(index) const right = string.charAt(length - index - 1) isPalendrome = left === right if (!isPalendrome) break } return isPalendrome } for (const string of strings) { console.log(`${string} palendrome = ${checkPalendrome(string)}`) }
Smallest solution (short)
const strings = ['pop', 'noon', 'madam', 'james'] const checkPalendrome = string => string == string.split('').reverse().join('') for (const string of strings) { console.log(`${string} palendrome = ${checkPalendrome(string)}`) }
Smallest solution (long)
const strings = ['tattarrattat', 'pneumonoultramicroscopicsilicovolcanoconiosis'] const checkPalendrome = string => string == string.split('').reverse().join('') for (const string of strings) { console.log(`${string} palendrome = ${checkPalendrome(string)}`) }

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Reverse array comparison (short)
For loop early exit (short)
Reverse array comparison (long)
For loop early exit (long)
Smallest solution (short)
Smallest solution (long)

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:109.0) Gecko/20100101 Firefox/112.0

Browser/OS: Firefox 112 on Mac OS X 10.15

View result in a separate tab

Test name	Executions per second
Reverse array comparison (short)	41767.4 Ops/sec
For loop early exit (short)	47084.6 Ops/sec
Reverse array comparison (long)	75462.4 Ops/sec
For loop early exit (long)	89476.1 Ops/sec
Smallest solution (short)	42897.4 Ops/sec
Smallest solution (long)	83139.5 Ops/sec

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

LLMs can make mistakes. Check important info.

Let's dive into the benchmark.

**Benchmark Overview**

The benchmark is designed to test different approaches for checking if a string is a palindrome, which means it reads the same backward as forward. The benchmark compares four different methods:

1. **Reverse Array Comparison (short)**: This method checks if the reversed version of the input array is equal to the original array.
2. **For loop Early Exit (short)**: This method uses a for loop with early exit conditions to check each character pair in the string.
3. **Smallest Solution (short)**: This method splits the input string into an array, reverses it, and joins it back together to form a new string, which is compared to the original string.
4. **Reverse Array Comparison (long)** and **For loop Early Exit (long)**: These methods are similar to the short versions but with longer input strings.

**Options Compared**

The benchmark compares four options:

1. **Reverse Array Comparison**: This method is efficient for most languages, including JavaScript, since it uses built-in string reversal methods.
2. **For loop Early Exit**: This method is optimized for performance by using early exit conditions to stop checking as soon as a mismatch is found.
3. **Smallest Solution**: This method is concise but may be slower due to the overhead of creating an array and reversing it.

**Pros and Cons**

1. **Reverse Array Comparison**:
	* Pros: Efficient, widely supported, easy to implement.
	* Cons: May not be as performant as other methods for very large inputs.
2. **For loop Early Exit**:
	* Pros: Optimized for performance, can handle large inputs efficiently.
	* Cons: More complex implementation, may have edge cases that need special handling.
3. **Smallest Solution**:
	* Pros: Concise, easy to understand.
	* Cons: May be slower due to array creation and reversal overhead.

**Benchmark Results**

The benchmark results show the executions per second for each test case on a Firefox 112 browser on a Mac OS X 10.15 device. The top three performers are:

1. **For loop Early Exit (long)**: 75462 executions per second
2. **Reverse Array Comparison (long)**: 47084 executions per second
3. **Smallest Solution (long)**: 42897 executions per second

The short versions of these tests are faster than their long counterparts, indicating that the overhead of larger input strings is significant.

Overall, the benchmark results suggest that for most use cases, the Reverse Array Comparison method is a good choice due to its efficiency and widespread support. However, the For loop Early Exit method may be preferred for very large inputs or performance-critical applications.

Related benchmarks:

Palendrome 3 ver (version: 0)

Comparing performance of: Reverse array comparison (short) vs For loop early exit (short) vs Reverse array comparison (long) vs For loop early exit (long) vs Smallest solution (short) vs Smallest solution (long)

Created: one year ago by: Guest

Jump to the latest result

Reverse array comparison (short)

For loop early exit (short)

Reverse array comparison (long)

For loop early exit (long)

Smallest solution (short)

Smallest solution (long)

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

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