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Decode colors as string (3)
(version: 0)
Compares using split colors into an array at begin vs. extract the color by sub-string.
Comparing performance of:
RGB substring vs RGB by index vs Split colors
Created:
3 years ago
by:
Guest
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Script Preparation code:
var colors = "06c06f09009309609909c36936c36f39039339639939c66366966c66f69069369669969c90f93c93f96096396696996c96f990993c00c03c06c09c0cc0fc30c33c36c39c3cc3fc60c63c66c69c6cc6ff00f03f06f09f0cf0ff30f33f36f39f3c" var colorArray = colors.match(/.{3}/g) ?? []
Tests:
RGB substring
var idx = Math.floor(Math.random() * 64) var rgb = colors.substring(idx*3,idx*3+3)
RGB by index
var idx = Math.floor(Math.random() * 64) var rgb = colorArray[idx]
Split colors
var split = colors.match(/.{3}/g)
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (3)
Previous results
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Test case name
Result
RGB substring
RGB by index
Split colors
Fastest:
N/A
Slowest:
N/A
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's break down the provided benchmark and its various components. **Benchmark Definition** The benchmark is designed to compare three approaches for extracting colors from a string: 1. **RGB Substring**: Extracts a color by taking a substring of 3 characters starting at a random index. 2. **RGB by Index**: Extracts a color by indexing into an array of colors using the same random index. 3. **Split Colors**: Splits the input string into an array of colors using a regular expression. **Approaches** Here's a brief description of each approach, their pros and cons, and other considerations: ### RGB Substring * **Purpose**: Extracts a color by taking a substring of 3 characters starting at a random index. * **Pros**: + Simple to implement + Fast execution (as it only involves string manipulation) * **Cons**: + May not work correctly for all input strings (e.g., strings with non-3-character substrings) + May be less efficient than other approaches if the input string is large * **Other Considerations**: This approach relies on the assumption that the input string will always have a 3-character substring at the random index. If this assumption is not met, the results may be incorrect. ### RGB by Index * **Purpose**: Extracts a color by indexing into an array of colors using the same random index. * **Pros**: + Efficient execution (as it only involves array indexing) + Can handle large input strings * **Cons**: + Requires creating an array of colors, which may be memory-intensive for very large input strings + May not be as fast as other approaches if the array is created lazily or in batches * **Other Considerations**: This approach relies on the assumption that the input string can be split into an array of colors. If this assumption is not met, the results may be incorrect. ### Split Colors * **Purpose**: Splits the input string into an array of colors using a regular expression. * **Pros**: + Can handle large input strings efficiently + May be faster than other approaches if the input string can be split into an array of colors easily * **Cons**: + Requires creating an array of colors, which may be memory-intensive for very large input strings + May be slower than other approaches if the regular expression is complex or has a high overhead * **Other Considerations**: This approach relies on the assumption that the input string can be split into an array of colors using the specified regular expression. If this assumption is not met, the results may be incorrect. **Library and Special JS Features** The benchmark uses JavaScript's built-in `match()` method for splitting strings and extracting colors. It also uses the `Math.floor()` function to generate random indices. There are no special JavaScript features or syntax used in this benchmark.
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