Benchmark: BigInt interpolation vs toString

Script Preparation code:

var something = 2305843009213694016n;

Tests:

bigint-interpolation
`${something}`
toString
something.toString()

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
bigint-interpolation
toString

Fastest: N/A

Slowest: N/A

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/134.0.0.0 Safari/537.36

Browser/OS: Chrome 134 on Windows

View result in a separate tab

Test name	Executions per second
bigint-interpolation	29188282.0 Ops/sec
toString	30182562.0 Ops/sec

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 and explain what's being tested.

**Benchmark Definition**

The benchmark is designed to compare two approaches:

1. **BigInt Interpolation**: This approach uses the `n` suffix followed by the number in question (e.g., `2305843009213694016n`). JavaScript will automatically use a big integer arithmetic library to perform calculations on this value.
2. **String Conversion with `toString()`**: This approach converts the BigInt value to a string using the `toString()` method.

**Pros and Cons of Each Approach**

* **BigInt Interpolation**:
	+ Pros: Faster execution times, as it avoids converting the number to a string and then performing arithmetic operations on it.
	+ Cons: May not be supported in all JavaScript engines or browsers (although most modern ones support it).
* **String Conversion with `toString()`**:
	+ Pros: Widely supported across different browsers and JavaScript engines, making it a safer choice for cross-browser compatibility.
	+ Cons: Generally slower than the BigInt interpolation approach.

**Library and Purpose**

The `n` suffix is used to denote BigInt literals in JavaScript. The purpose of this feature is to provide support for arbitrary-precision arithmetic operations on integers, which can be useful in various scenarios, such as scientific computing or cryptographic applications.

**Special JS Feature or Syntax**

The use of the `n` suffix and BigInt literals is a special syntax introduced in ECMAScript 2015 (ES6). It allows developers to write more efficient code when working with large integers.

Now, let's discuss the test cases:

* The first test case uses the `BigInt Interpolation` approach, passing the `something` variable directly as a BigInt literal.
* The second test case converts the same value to a string using the `toString()` method.

The benchmark results show that the execution times differ significantly between these two approaches. The `BigInt Interpolation` approach is faster on this particular test case.

**Other Alternatives**

If you need to perform arithmetic operations on large integers, other alternatives include:

* Using libraries like `big.js`, `mathjs`, or `decimal.js`, which provide their own implementations of arbitrary-precision arithmetic.
* Converting the value to a string and then performing arithmetic operations using regular expressions or string manipulation functions (although this approach is generally slower).
* Using a different data type, such as `Number` or `Float64Array`, if you're working with floating-point numbers.

Related benchmarks:

BigInt interpolation vs toString (version: 0)

Comparing performance of: bigint-interpolation vs toString

Created: 2 years ago by: Guest

Jump to the latest result

bigint-interpolation

toString

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

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