Benchmark: string-interpolation-vs-concatenation-2

Script Preparation code:

var luckyNumber = Math.round(Math.random() * 100);

Tests:

string-interpolation
`${luckyNumber}`
string-concatenation
luckyNumber

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
string-interpolation
string-concatenation

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 25 days ago):

LLMs can make mistakes. Check important info.

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

**What is being tested?**

The benchmark measures the performance difference between two approaches to concatenate strings in JavaScript:

1. **String Interpolation**: Using template literals with backticks (`) to insert variables into a string.
2. **String Concatenation**: Using the `+` operator or the dot notation (e.g., `a + 'b'`) to concatenate strings.

**Options compared**

The benchmark is comparing two options:

* String interpolation using template literals
* String concatenation using the `+` operator and/or dot notation

**Pros and Cons of each approach:**

1. **String Interpolation**:
	* Pros:
		+ More readable and concise code.
		+ Less prone to errors, as variables are inserted correctly without manual string manipulation.
	* Cons:
		+ May incur a performance penalty due to the creation of a new function call (e.g., `function() { return `${expression}`; }`).
2. **String Concatenation**:
	* Pros:
		+ Can be faster, as it avoids creating a new function call.
	* Cons:
		+ More error-prone, especially when working with multiple variables or complex expressions.

**Library and syntax:**

None of the provided code uses any external libraries. However, if you're familiar with template literals, you might recognize that they are based on the ECMAScript 2015 (ES6) standard for string interpolation.

**Special JS features or syntax:**

This benchmark doesn't use any special JavaScript features or syntax beyond what's required to demonstrate the performance difference between string interpolation and concatenation. If you're interested in exploring other advanced topics, feel free to ask!

**Other alternatives:**

If you'd like to explore alternative approaches for string manipulation, consider the following:

* **Using `join()` method**: Instead of concatenating strings using `+` or dot notation, you can use the `join()` method on an array. For example: `[1, 2, 3].join('-')`.
* **Using a library like Lodash**: If you need to perform complex string manipulation tasks, consider using a library like Lodash, which provides utility functions for working with strings.

Keep in mind that these alternatives might not be relevant to this specific benchmark, but they can be useful in other situations where string manipulation is involved.

Latest run results:

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

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36

Browser/OS: Chrome 114 on Linux

View result in a separate tab

Test name	Executions per second
string-interpolation	8088563.0 Ops/sec
string-concatenation	8731760.0 Ops/sec

Related benchmarks:

string-interpolation-vs-concatenation-2 (version: 0)

Comparing performance of: string-interpolation vs string-concatenation

Created: 2 years ago by: Guest

Jump to the latest result

string-interpolation

string-concatenation

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 25 days ago):