Benchmark: mybencmark11212224234

Script Preparation code:

var url = "https://normalsozluk.com/b/normal-sozluk-yazarlarindan-ingilizce-mizah-paylasimlari--262427?page=40";
var match = "normalsozluk.com/yazar/";
var startswith = 0;
var indexof = 0;
var regex = 0;

Tests:

startswith
for (let i = 0; i < 10000; ++i) { if (url.startsWith(match)) { ++startswith; } }
indexof
for (let i = 0; i < 10000; ++i) { if (url.indexOf(match) != -1) { ++indexof; } }
regex
for (let i = 0; i < 10000; ++i) { if (/^https:\/\/normalsozluk\.com\/b\//.test(match)) { ++regex; } }

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
startswith
indexof
regex

Fastest: N/A

Slowest: N/A

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

LLMs can make mistakes. Check important info.

I'll break down the provided JSON data and explain what's being tested, compared, and other considerations.

**Benchmark Definition**

The benchmark definition is a set of instructions that describes how to run the test. It consists of:

1. **Script Preparation Code**: This code sets up variables used in the test:
	* `url`: the URL to be analyzed.
	* `match`: a substring to search for in the URL.
	* `startswith` and `indexof` counters are initialized to 0.
	* `regex` is not used explicitly, but it's implied by the use of the RegExp object later on.
2. **Html Preparation Code**: This code is empty, indicating that no HTML elements are being analyzed.

The test script consists of three loops:

1. `startswith`: Iterates 10,000 times, checking if the URL starts with the `match` substring. If it does, increments the `startswith` counter.
2. `indexof`: Iterates 10,000 times, checking if the `match` substring is found in the URL using the `indexOf()` method. If it is, increments the `indexof` counter.
3. `regex`: Iterates 10,000 times, using a RegExp object to test if the URL starts with a specific pattern (`/^https:\\/\\/normalsozluk\\.com\\/b\\//`). If it does, increments the `regex` counter.

**Comparison**

The three tests compare different approaches to searching for the `match` substring in the `url`:

1. **`startswith`**: Checks if the URL starts with the exact match.
2. **`indexof`**: Finds the index of the first occurrence of the `match` substring in the URL using the `indexOf()` method.
3. **`regex`**: Uses a RegExp object to test if the URL matches a specific pattern.

**Pros and Cons**

Here's a brief summary of each approach:

1. **`startswith`**:
	* Pros: Fast and efficient, as it only checks if the URL starts with the match.
	* Cons: May not be accurate for URLs that start with a different substring or have multiple matches.
2. **`indexof`**:
	* Pros: More accurate than `startswith`, as it finds the first occurrence of the match.
	* Cons: May be slower due to the string search algorithm used by `indexOf()`.
3. **`regex`**:
	* Pros: Flexible and powerful, as it allows for complex pattern matching.
	* Cons: May be slower due to the RegExp object's overhead, and may not be suitable for all use cases.

**Library and Special JS Features**

1. **RegExp**: The `regex` test uses a RegExp object to perform pattern matching. RegExp is a built-in JavaScript library that provides support for regular expressions.
2. No special JavaScript features are mentioned in the provided code.

**Alternatives**

Other approaches could be used to implement these tests, such as:

* Using a dedicated string searching library or function (e.g., `strpos()` or `substr_count()`).
* Implementing a custom algorithm for finding substrings or pattern matching.
* Using a different programming language or framework that provides better support for string searching and pattern matching.

However, the use of RegExp in this benchmark provides a good balance between performance and flexibility.

Latest run results:

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

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/116.0.0.0 Safari/537.36

Browser/OS: Chrome 116 on Windows

View result in a separate tab

Test name	Executions per second
startswith	582.1 Ops/sec
indexof	402.9 Ops/sec
regex	875.3 Ops/sec

Related benchmarks:

mybencmark11212224234 (version: 0)

Comparing performance of: startswith vs indexof vs regex

Created: one year ago by: Guest

Jump to the latest result

startswith

indexof

regex

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):