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bignumber.js vs. big.js vs. decimal.js performance instance4
(version: 0)
- https://github.com/MikeMcl/bignumber.js/tree/v9.0.0 - https://github.com/MikeMcl/big.js/tree/v5.2.2 - https://github.com/MikeMcl/decimal.js/tree/v10.2.0
Comparing performance of:
big.js number vs big.js string
Created:
3 years ago
by:
Guest
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HTML Preparation code:
<!--script src="https://raw.githubusercontent.com/iriscouch/bigdecimal.js/v0.6.1/lib/bigdecimal.js"></script--> <script src="https://cdnjs.cloudflare.com/ajax/libs/bignumber.js/9.0.1/bignumber.min.js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/big.js/6.0.3/big.min.js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/decimal.js/10.2.1/decimal.min.js"></script> <!--script src="https://raw.githubusercontent.com/infusion/Fraction.js/v4.0.12/fraction.min.js"></script-->
Tests:
big.js number
var a = new Big('0.0000000000000001') var b = new Big(a)
big.js string
var a = new Big('0.0000000000000001') var b = new Big('0.0000000000000001')
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
big.js number
big.js string
Fastest:
N/A
Slowest:
N/A
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's dive into the explanation of the provided benchmark. **Benchmark Overview** The benchmark compares the performance of three libraries: `bignumber.js`, `big.js`, and `decimal.js`. The test cases focus on creating instances of these libraries using different approaches, namely by passing a string or number value to the constructor. **Libraries and Their Purposes** 1. **`bignumber.js`**: This library provides support for arbitrary-precision arithmetic in JavaScript. It's designed to handle very large numbers that can't be represented exactly as floats. `bignumber.js` is commonly used when working with financial or monetary calculations where precision is crucial. 2. **`big.js`**: Similar to `bignumber.js`, `big.js` offers arbitrary-precision arithmetic capabilities. However, it's designed to work seamlessly with existing JavaScript functionality and libraries, making it a popular choice for developers who want to leverage existing ecosystem. 3. **`decimal.js`**: This library takes a more mathematical approach to handling decimal arithmetic, focusing on exact calculations rather than approximations. `decimal.js` is suitable for applications requiring precise control over decimal operations. **Test Case Analysis** The test cases can be categorized into two groups: 1. **String-based creation**: Both `bignumber.js` and `big.js` allow creating instances by passing a string value to the constructor. In this case, the library will perform parsing and initialization based on the provided string. * Pros: + Easy to use, as no explicit type conversion is required. + Can be more convenient when working with specific decimal formats or conventions. * Cons: + May lead to errors if the input string is malformed or doesn't match the expected format. + Might result in slower performance due to additional parsing steps. 2. **Number-based creation**: This approach creates instances by passing a numeric value directly to the constructor. In this case, no parsing is required, and the library will work with the provided number directly. **Performance Considerations** The performance differences between these approaches can be attributed to the following factors: * Parsing time: When using string-based creation, the library needs to parse the input string to determine the correct handling. This can introduce additional overhead. * Type conversion: In some cases, explicit type conversion might be necessary when creating instances with string-based creation. This can lead to slower performance compared to number-based creation. **Special Considerations** None mentioned in this specific benchmark. **Alternatives and Considerations** For high-performance applications requiring precise decimal arithmetic: * `decimal.js` (as it provides exact calculations and control) * `bignumber.js` (for applications requiring very large numbers) For ease of use, seamless integration with existing libraries, and performance: * `big.js` When working with specific decimal formats or conventions: * String-based creation might be more suitable In summary, the benchmark highlights the importance of considering library-specific details when choosing an implementation for high-performance decimal arithmetic. By understanding the strengths and weaknesses of each library, developers can make informed decisions that balance ease of use, performance, and precision requirements.
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