Benchmark: string-interpolation

Script Preparation code:

var a = 'redis://';
var b = 'localhost';

Tests:

concatenation
a+b
interpolation
`${a}${b}`

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
concatenation
interpolation

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 3 years ago)

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.77 Safari/537.36

Browser/OS: Chrome 91 on Linux

View result in a separate tab

Test name	Executions per second
concatenation	8006376.5 Ops/sec
interpolation	7417017.0 Ops/sec

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

LLMs can make mistakes. Check important info.

I'll break down the provided benchmark definition and explain what's being tested, compared, and considered.

**Benchmark Definition**

The benchmark is defined in JSON format, which includes:

1. **Name**: A unique identifier for the benchmark, "string-interpolation".
2. **Description**: No description is provided.
3. **Script Preparation Code**: The code used to prepare the script before running the benchmark:
```javascript
var a = 'redis://';
var b = 'localhost';
```
This code sets two variables, `a` and `b`, which will be used in the subsequent test cases.

4. **Html Preparation Code**: No HTML preparation code is provided, indicating that no HTML-related testing is involved.

**Individual Test Cases**

Two individual test cases are defined:

1. **Concatenation**:
	* **Benchmark Definition**: The string concatenation of `a` and `b`, `"a+b"`.
2. **Interpolation**:
	* **Benchmark Definition**: A template string interpolation using backticks (`) and the variables `a` and `b`, `"`${a}${b}`"`.

**What's Being Tested**

Both test cases aim to measure the performance of JavaScript's string manipulation capabilities.

In the "Concatenation" case, the test checks how quickly JavaScript can concatenate two strings.

In the "Interpolation" case, the test checks how quickly JavaScript can evaluate a template string with embedded variables.

**Options Compared**

The two approaches are compared:

1. **String concatenation**: Concatenating strings using the `+` operator.
2. **Template string interpolation**: Using backticks (`) to create a template string with embedded variables.

**Pros and Cons**

**String Concatenation (using `+`):**

Pros:

* Widely supported and well-established syntax.
* Simple to implement.

Cons:

* Can be slow due to the creation of temporary strings.
* May lead to memory allocation issues in some browsers.

**Template String Interpolation:**

Pros:

* More expressive and flexible syntax.
* Can reduce memory allocations and improve performance.

Cons:

* Less widely supported than traditional string concatenation.
* May require more code to set up, especially for complex templates.

**Other Considerations**

1. **Library Usage**: The `redis` library is not explicitly mentioned in the benchmark definition. However, it's likely that the test case uses this library to connect to a Redis server, which may introduce additional overhead.
2. **Special JS Features or Syntax**: Neither of the tested approaches relies on any special JavaScript features or syntax.

**Alternatives**

If you're interested in exploring alternative benchmarks or testing scenarios, consider:

1. **Regular expression benchmarking**: Testing the performance of regular expressions for pattern matching and replacement.
2. **Array manipulation**: Benchmarking the performance of array operations like sorting, filtering, and mapping.
3. **Object creation and manipulation**: Measuring the performance of object creation, property access, and method invocation.

Please note that these alternatives might require modifications to the benchmark definition and test cases to focus on specific aspects of JavaScript's functionality.

Related benchmarks:

string-interpolation (version: 0)

Comparing performance of: concatenation vs interpolation

Created: 3 years ago by: Registered User

Jump to the latest result

concatenation

interpolation

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

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