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Lodash vs Native Find
(version: 0)
Comparing performance of:
Native Find vs Lodash Find
Created:
3 years ago
by:
Guest
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HTML Preparation code:
<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>
Script Preparation code:
var numbers = _.times(1000, (index) => ({ number: index + 1 }))
Tests:
Native Find
numbers.find(({number}) => number === 999)
Lodash Find
_.find(numbers, { number: 999 })
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
Native Find
Lodash Find
Fastest:
N/A
Slowest:
N/A
Latest run results:
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's break down the benchmark and explain what's being tested. The benchmark compares two approaches to find an element in an array: native JavaScript's `find` method versus Lodash's `find` function. **Native JavaScript Find** In this approach, JavaScript's built-in `find` method is used to search for an element in the `numbers` array. The `find` method returns the first element that satisfies the provided condition (in this case, `number === 999`). This approach requires that JavaScript has native support for finding elements in arrays, which it does. **Lodash Find** In this approach, Lodash's `find` function is used to search for an element in the `numbers` array. The `find` function takes two arguments: the array to search and a callback function that defines the condition for finding the desired element. In this case, the callback function checks if the `number` property of each object in the array is equal to 999. **Options Compared** The benchmark compares the following options: * Native JavaScript's `find` method versus Lodash's `find` function * The performance difference between these two approaches **Pros and Cons** * **Native JavaScript Find:** + Pros: - Faster execution time (as seen in the benchmark results) - Typically faster and more efficient than using a library like Lodash + Cons: - Requires that JavaScript has native support for finding elements in arrays, which is not always the case * **Lodash Find:** + Pros: - Provides a standardized way to find elements in arrays across different JavaScript implementations + Cons: - May be slower than native JavaScript's `find` method due to overhead from the library **Library and Purpose** The Lodash library is a popular JavaScript utility library that provides a wide range of functions for common tasks, such as array manipulation, string manipulation, and more. In this case, the `find` function is used to search for elements in arrays. **Special JS Feature or Syntax** There are no special JavaScript features or syntaxes being tested in this benchmark. However, it's worth noting that Lodash provides a standardized way of finding elements in arrays, which can be helpful when working with different JavaScript implementations. **Other Alternatives** If you're looking for alternative ways to find elements in an array, you could consider using: * Array.prototype.indexOf(): This method returns the index of the first element that matches the specified value. If no match is found, it returns -1. * Array.prototype.some() and Array.prototype.every(): These methods test a callback function against each element in the array. The `some()` method returns true if at least one element passes the test, while the `every()` method returns true if all elements pass the test. Keep in mind that these alternatives may have different performance characteristics than native JavaScript's `find` method or Lodash's `find` function.
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