Benchmark: includes vs regex 3 terms

Script Preparation code:

var template = "product"

Tests:

regex
/collection|index|search/.test(template)
includes
["collection", "index", "search"].some((str) => template.includes(str))

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
regex
includes

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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Let's break down the provided benchmark definition and explain what's being tested.

**Benchmark Definition:**

The benchmark definition is represented as two different JavaScript expressions:

1. `/collection|index|search/.test(template)`
2. `[["collection", "index", "search"]].some((str) => template.includes(str))`

These expressions are used to test the performance of JavaScript's string matching capabilities.

**Options being compared:**

In this benchmark, two different approaches are being compared:

1. **Regex-based approach:** `/collection|index|search/.test(template)`
This expression uses a regular expression (regex) to search for the specified strings within the `template` string.
2. **Array.some() with includes() method:** `[["collection", "index", "search"]].some((str) => template.includes(str))`
This expression uses the `includes()` method in combination with the `some()` array method to search for the specified strings within the `template` string.

**Pros and Cons of each approach:**

1. **Regex-based approach:**
	* Pros:
		+ Can be more efficient for searching specific patterns.
		+ Often more readable and maintainable than using `includes()`.
	* Cons:
		+ Can be slower due to the overhead of compiling regex patterns.
		+ May not perform well with large datasets or complex patterns.
2. **Array.some() with includes() method:**
	* Pros:
		+ Can be more efficient for searching multiple strings within a dataset.
		+ Often faster than using regex, especially for large datasets.
	* Cons:
		+ Can be less readable and maintainable due to the complexity of the `some()` method.

**Library/Functionality used:**

In this benchmark, the following library/functionality is used:

1. **RegExp object:** The regex expression `/collection|index|search/.test(template)` uses the RegExp object to create a regular expression pattern.
2. **Array.prototype.some():** The expression `[["collection", "index", "search"]].some((str) => template.includes(str))` uses the `some()` method on an array to iterate over its elements and check for the presence of each string within the `template` string.

**Special JavaScript feature/syntax:**

There are no special JavaScript features or syntaxes used in this benchmark. The code is written using standard JavaScript language features.

**Other alternatives:**

If you want to explore alternative approaches, here are a few options:

1. **Using a loop:** Instead of using `includes()`, you can use a traditional loop to iterate over the array of strings and check if each string is present within the `template` string.
2. **Using `Array.prototype.forEach()` instead of `some():`** The `forEach()` method can be used as an alternative to `some()` when iterating over an array.
3. **Using a custom implementation:** You could implement your own string searching algorithm, such as using bitwise operations or character-level comparisons.

Keep in mind that the performance characteristics of these alternatives may vary depending on the specific use case and data size.

Related benchmarks:

includes vs regex 3 terms (version: 0)

/collection|index|search/.test(template)

Comparing performance of: regex vs includes

Created: 3 years ago by: Guest

Jump to the latest result

regex

includes

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):