Benchmark: IndexOf with equals vs >

Script Preparation code:

var string = 'Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.'

Tests:

IndexOf
string.indexOf('tempor') !== -1
Includes
string.indexOf('tempor') > -1

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
IndexOf
Includes

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.

Let's break down the provided JSON benchmark data to understand what is being tested.

**Benchmark Definition**

The `Benchmark Definition` represents the test case that will be executed by MeasureThat.net. In this case, there are two test cases: "IndexOf" and "Includes".

**Test Cases**

The first test case uses the `indexOf()` method on a string variable named "string". The benchmark definition is:

```javascript
string.indexOf('tempor') !== -1
```

This means that if the string "tempor" is found in the `string` variable, the expression will evaluate to `true`, otherwise it will be `false`.

The second test case uses a similar approach, but with a different comparison operator:

```javascript
string.indexOf('tempor') > -1
```

This means that if the string "tempor" is found in the `string` variable and its index is greater than `-1`, the expression will evaluate to `true`.

**Comparison Options**

There are two main options being compared in these test cases:

1. **`!==` (not equal)**: This operator checks if the value on the left side of the operator is not equal to the value on the right side.
2. **`>` (greater than)**: This operator checks if the value on the left side of the operator is greater than the value on the right side.

**Pros and Cons**

* `!==`:
	+ Pros: Provides a clear distinction between two values, easy to understand and implement.
	+ Cons: Can be slower than other operators because it involves more operations.
* `>`:
	+ Pros: Can be faster than `!==`, especially for large datasets.
	+ Cons: Does not provide the same level of clarity as `!==`, requires careful consideration of edge cases.

**Library**

There is no explicit library mentioned in the benchmark definition. However, the `indexOf()` method is a built-in method in JavaScript that searches for the specified value within the specified string and returns its position or -1 if it is not found.

**Special JS Feature or Syntax**

No special features or syntax are used in these test cases. They only rely on basic JavaScript operators.

**Other Alternatives**

If you want to add more complexity to your benchmark, you could consider adding additional test cases with different comparison operators, such as:

* `===` (equal)
* `<` (less than)
* `>=` (greater than or equal to)
* `<=` (less than or equal to)

You could also experiment with different data sets, such as arrays or objects, to see how the performance of these operators changes in different contexts.

Keep in mind that MeasureThat.net provides a vast range of benchmarking tools and features. You can explore their documentation to learn more about how to create and customize your own benchmarks.

Related benchmarks:

IndexOf with equals vs > (version: 0)

Banana

Comparing performance of: IndexOf vs Includes

Created: 3 years ago by: Guest

Jump to the latest result

IndexOf

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):