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JSON.parse() vs. js-yaml@3.13.1
(version: 0)
Comparing performance of:
JSON.parse() vs js-yaml vs js-yaml normal load
Created:
6 years ago
by:
Guest
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HTML Preparation code:
<script src="https://cdnjs.cloudflare.com/ajax/libs/js-yaml/3.13.1/js-yaml.min.js"></script>
Script Preparation code:
var jsonString = '{"key1": "val1", "key2": 7}'; var yamlString = 'key1: val1\nkey2: 7';
Tests:
JSON.parse()
var dummy = JSON.parse(jsonString);
js-yaml
var dummy = jsyaml.safeLoad(yamlString);
js-yaml normal load
var dummy = jsyaml.load(yamlString);
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (3)
Previous results
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Test case name
Result
JSON.parse()
js-yaml
js-yaml normal load
Fastest:
N/A
Slowest:
N/A
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's break down the provided benchmark and explain what is being tested. **Benchmark Definition** The benchmark measures the performance of two approaches: `JSON.parse()` and `js-yaml`. The goal is to parse two different string formats into JavaScript objects. **Options Compared** There are three options being compared: 1. **`JSON.parse()`**: This approach uses the built-in JavaScript function `JSON.parse()` to convert a JSON-formatted string into a JavaScript object. 2. **`js-yaml` (Safe Load)**: This approach uses the `js-yaml` library, specifically the `safeLoad()` function, to parse a YAML-formatted string into a JavaScript object. 3. **`js-yaml` (Normal Load)**: This approach also uses the `js-yaml` library, but instead of `safeLoad()`, it uses the `load()` function. **Pros and Cons** * **`JSON.parse()`**: + Pros: Fast, widely supported, and easy to use. + Cons: Limited to JSON format only, may not be suitable for all types of data. * **`js-yaml` (Safe Load)**: + Pros: Allows parsing YAML-formatted strings, can handle more complex data structures. + Cons: Requires the `js-yaml` library, which may add overhead. * **`js-yaml` (Normal Load)**: + Pros: Similar to Safe Load, but allows for more flexibility in handling errors. + Cons: May have slightly slower performance due to the added functionality. **Library and Purpose** The `js-yaml` library is a popular JavaScript implementation of the YAML data serialization format. Its primary purpose is to provide a convenient way to parse and generate YAML-formatted strings into JavaScript objects. The library offers two main functions: * `safeLoad()`: Parses a YAML-formatted string while ensuring that it conforms to the YAML 1.2 standard. * `load()`: Similar to `safeLoad()`, but allows for more flexibility in handling errors. **Special JS Feature/Syntax** There is no specific JavaScript feature or syntax being tested in this benchmark. **Other Considerations** When choosing between these approaches, consider the type of data you're working with and your performance requirements. If you need to work with JSON-formatted strings only, `JSON.parse()` may be a good choice. If you need to parse YAML-formatted strings or handle more complex data structures, `js-yaml` might be a better option. **Alternatives** If you don't want to use the `js-yaml` library, there are other alternatives available: * **YAML.js**: A lightweight JavaScript implementation of the YAML format. * **yaml-parser**: A fast and efficient YAML parser for Node.js. * **ajson**: A JSON/YAML hybrid parser that can handle both formats. Keep in mind that these alternatives may have different trade-offs in terms of performance, features, and complexity.
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js-yaml vs yaml-js
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JSON.parse() vs. js-yaml 4.1.0 vs. yaml 2.3.1
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