Benchmark: encodeURIComponent performance/1

Tests:

without encodeURIComponent
console.log('@'.repeat(500))
encodeURIComponent
console.log(encodeURIComponent('@').repeat(500))

Historical Performance Data aggregated from 7 community runs

Desktop Results:

Chrome 7 runs

without encodeURIComponent

226K/s

encodeURIComponent

114K/s

Fastest: without encodeURIComponent (2.0x faster)

View exact numbers

✓ without encodeURIComponent: 226,417 ops/sec
• encodeURIComponent: 114,350 ops/sec

Results show median performance across all community submissions. Run this benchmark yourself to verify on your device.

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
without encodeURIComponent
encodeURIComponent

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 5 days ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/153.0.0.0 Safari/537.36 Edg/153.0.0.0

Browser/OS: Chrome 153 on Windows

View result in a separate tab

without encodeURIComponent

226K/s

encodeURIComponent

114K/s

View exact numbers

Test name	Executions per second
✓ without encodeURIComponent	226,417 Ops/sec
encodeURIComponent	114,350 Ops/sec

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

LLMs can make mistakes. Check important info.

I'll break down the explanation of the provided benchmark, its options, and considerations.

**What is tested on the provided JSON?**

The benchmark tests two different approaches to handling URL encoding:

1. **Without `encodeURIComponent`**: This test case simply logs a string containing 500 repetitions of '@' using `console.log()`. It does not use any URL encoding function.
2. **With `encodeURIComponent`**: This test case logs a string containing 500 repetitions of the encoded character '@' using `encodeURIComponent()`.

**Options compared**

The two options being compared are:

* The overhead and performance impact of using `encodeURIComponent()` when logging URLs or strings that contain special characters.
* Whether simply logging the raw string without encoding is sufficient for certain use cases, or if the extra step of encoding is necessary to ensure correct URL handling.

**Pros and Cons of each approach**

**Without `encodeURIComponent` ( Raw String )**

Pros:

* Lightweight: This approach requires no additional function call or overhead, making it potentially faster.
* Simple: It's a straightforward logging statement without any additional logic.

Cons:

* May not handle special characters correctly in URLs. If the logged string is used as part of a URL, it may lead to issues with URL parsing or generation.
* Not suitable for all use cases where encoding is required (e.g., in APIs that expect specially formatted input).

**With `encodeURIComponent`**

Pros:

* Handles special characters correctly: Encoding ensures that any non-ASCII characters are properly represented, making it suitable for URLs and other text-based data.
* Suitable for most use cases: This approach provides a robust way to handle encoded strings.

Cons:

* Additional overhead: The function call introduces a small performance overhead compared to logging the raw string directly.
* More complex: It requires an additional step of encoding, which may add complexity to some codebases.

**Library used**

In this benchmark, `encodeURIComponent` is a built-in JavaScript function. Its purpose is to encode special characters in strings so that they can be safely included in URLs or transmitted over networks without causing issues with character decoding.

**Special JS feature or syntax**

There are no specific special JS features or syntax being tested in these benchmarks. They primarily focus on the performance difference between two encoding approaches.

**Alternative approaches**

Other alternatives to consider when handling URL encoding include:

* Using other URL encoding functions, such as `encodeURIComponent()` variants like `encodeURI()` or `escape()`
* Implementing custom encoding logic using regex patterns or other techniques
* Using a different logging mechanism that doesn't involve string encoding (e.g., using binary logging)

However, in most cases, the built-in `encodeURIComponent` function provides an optimal balance between performance and correctness for URL-related tasks.

encodeURIComponent performance/1 (version: 0) Benchmark.js

Comparing performance of: `without encodeURIComponent vs encodeURIComponent`

Created: 2 years ago by: Guest

Go to the latest result

without encodeURIComponent

encodeURIComponent

Historical Performance Data aggregated from 7 community runs

Desktop Results:

Chrome 7 runs

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

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

encodeURIComponent performance/1 (version: 0) Benchmark.js

Comparing performance of: without encodeURIComponent vs encodeURIComponent

Created: 2 years ago by: Guest

Go to the latest result

without encodeURIComponent

encodeURIComponent

Historical Performance Data aggregated from 7 community runs

Desktop Results:

Chrome 7 runs

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

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

Related benchmarks

Comparing performance of: `without encodeURIComponent vs encodeURIComponent`