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JSON Stringify Speed Test vs joining array
(version: 0)
This benchmark tests whether the speed or JSON.stringify changes with object size
Comparing performance of:
1 vs 3
Created:
4 years ago
by:
Guest
Go to the latest result
Tests:
1
const a = { alpay: 5 }; JSON.stringify(a);
3
const a = [1, 2, 3, 4, 5].join(":")
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
1
3
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/135.0.0.0 Safari/537.36 Edg/135.0.0.0
Browser/OS:
Chrome 135 on Windows
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<iframe src="https://measurethat.net/Embed?id=601568" width="100%" height="500px"></iframe>
1
9.4M/s
3
7.7M/s
View exact numbers
Test name
Executions per second
✓
1
9,405,908 Ops/sec
3
7,713,063 Ops/sec
Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
**Benchmark Explanation** The provided benchmark, hosted on MeasureThat.net, compares the speed of two different methods for handling strings and arrays in JavaScript: 1. **JSON Stringification**: This method uses the `JSON.stringify()` function to convert an object or array into a JSON string. 2. **Array Joining with Colon (`\`:`)**: This method uses the `join()` function on an array, concatenating each element with a colon (`:`) separator. **Options Compared** The benchmark compares the execution time of these two methods for: * A small object: `const a = { alpay: 5 };` * An array of numbers: `const a = [1, 2, 3, 4, 5].join(\":\")` **Pros and Cons of Each Approach** 1. **JSON Stringification** * Pros: + Widely supported and well-documented. + Can handle complex data structures like arrays, objects, and functions. * Cons: + May produce larger JSON strings, which can lead to increased storage costs or slower parsing times. + May not be suitable for real-time applications where performance is critical. 2. **Array Joining with Colon (`\`:`) * Pros: + Can be faster for small arrays and simple data structures. + Produces a compact string representation, which can lead to smaller storage costs. * Cons: + Limited to arrays only (no objects or complex data structures). + May not be suitable for larger datasets or more complex use cases. **Library Considerations** In the benchmark definition JSON, no libraries are explicitly mentioned. However, some libraries like `json-stringify-safe` or `array-join` might be used in real-world applications to provide additional features or optimizations. **Special JS Features/Syntax** The benchmark does not mention any special JavaScript features or syntax. It only uses standard JavaScript and ECMAScript 2022 features. **Other Alternatives** If you're looking for alternative methods, consider the following: * **String Concatenation**: Instead of using `JSON.stringify()`, you can use string concatenation operators (`+`) to concatenate strings. ```javascript const a = { alpay: 5 }; let result = ''; for (const key in a) { result += `${key}:${a[key]}`; } ``` * **Template Literals**: You can also use template literals to create a more readable and efficient string representation. ```javascript const a = { alpay: 5 }; let result = ''; Object.keys(a).forEach(key => { result += `${key}:${a[key]}\n`; }); ``` Keep in mind that these alternatives might not be as optimized or widely supported as the original methods used in the benchmark.
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