Benchmark: find vs includes on object

Script Preparation code:

var arr = JSON.parse('{"status":"success","data":[{"id":"1","employee_name":"Tiger Nixon","employee_salary":"320800","employee_age":"61","profile_image":""},{"id":"2","employee_name":"Garrett Winters","employee_salary":"170750","employee_age":"63","profile_image":""},{"id":"3","employee_name":"Ashton Cox","employee_salary":"86000","employee_age":"66","profile_image":""},{"id":"4","employee_name":"Cedric Kelly","employee_salary":"433060","employee_age":"22","profile_image":""},{"id":"5","employee_name":"Airi Satou","employee_salary":"162700","employee_age":"33","profile_image":""},{"id":"6","employee_name":"Brielle Williamson","employee_salary":"372000","employee_age":"61","profile_image":""},{"id":"7","employee_name":"Herrod Chandler","employee_salary":"137500","employee_age":"59","profile_image":""},{"id":"8","employee_name":"Rhona Davidson","employee_salary":"327900","employee_age":"55","profile_image":""},{"id":"9","employee_name":"Colleen Hurst","employee_salary":"205500","employee_age":"39","profile_image":""},{"id":"10","employee_name":"Sonya Frost","employee_salary":"103600","employee_age":"23","profile_image":""},{"id":"11","employee_name":"Jena Gaines","employee_salary":"90560","employee_age":"30","profile_image":""},{"id":"12","employee_name":"Quinn Flynn","employee_salary":"342000","employee_age":"22","profile_image":""},{"id":"13","employee_name":"Charde Marshall","employee_salary":"470600","employee_age":"36","profile_image":""},{"id":"14","employee_name":"Haley Kennedy","employee_salary":"313500","employee_age":"43","profile_image":""},{"id":"15","employee_name":"Tatyana Fitzpatrick","employee_salary":"385750","employee_age":"19","profile_image":""},{"id":"16","employee_name":"Michael Silva","employee_salary":"198500","employee_age":"66","profile_image":""},{"id":"17","employee_name":"Paul Byrd","employee_salary":"725000","employee_age":"64","profile_image":""},{"id":"18","employee_name":"Gloria Little","employee_salary":"237500","employee_age":"59","profile_image":""},{"id":"19","employee_name":"Bradley Greer","employee_salary":"132000","employee_age":"41","profile_image":""},{"id":"20","employee_name":"Dai Rios","employee_salary":"217500","employee_age":"35","profile_image":""},{"id":"21","employee_name":"Jenette Caldwell","employee_salary":"345000","employee_age":"30","profile_image":""},{"id":"22","employee_name":"Yuri Berry","employee_salary":"675000","employee_age":"40","profile_image":""},{"id":"23","employee_name":"Caesar Vance","employee_salary":"106450","employee_age":"21","profile_image":""},{"id":"24","employee_name":"Doris Wilder","employee_salary":"85600","employee_age":"23","profile_image":""}]}').data
var object = JSON.parse('{"id":"18","employee_name":"Gloria Little","employee_salary":"237500","employee_age":"59","profile_image":""}')

Tests:

find
arr.find(s => s.employee_name === 'Gloria Little')
includes
arr.includes(object)

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
find
includes

Fastest: N/A

Slowest: N/A

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

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**Overview**

The provided JSON represents a JavaScript benchmarking test case on the MeasureThat.net website. The test aims to compare the performance of two methods: `arr.find()` and `arr.includes()`, when searching for a specific object within an array.

**Test Cases**

There are two individual test cases:

1. **find**: This test case uses the `find()` method to search for an object in the `arr` array, where the `employee_name` property matches `'Gloria Little'`.
2. **includes**: This test case uses the `includes()` method to check if a specific object is present within the `arr` array.

**Options Compared**

The two options being compared are:

* `find()`: A method that returns the first element in an array that satisfies the provided testing function.
* `includes()`: A method that checks if an element with the specified value (in this case, the entire object) exists in the array.

**Pros and Cons of Each Approach**

1. **Find():**
	* Pros:
		+ More efficient when searching for a specific value within an array.
		+ Can be more readable and maintainable, as it explicitly states the search condition.
	* Cons:
		+ Returns only the first matching element, which may not be useful if there are multiple matches.
2. **Includes():**
	* Pros:
		+ Faster for large arrays, since it uses a more efficient algorithm that checks for existence without iterating through the entire array.
		+ Can return false positives if the value is present in other parts of the array or in other arrays altogether.
	* Cons:
		+ May be less readable and maintainable, as it relies on the implementation details of the `includes()` method.

**Library and Purpose**

In this test case, no specific library is mentioned. However, the `JSON.parse()` function is used to parse JSON strings into JavaScript objects.

**Special JS Features/Syntax**

There are no special features or syntax mentioned in this test case.

**Other Alternatives**

If you want to optimize or modify the performance of these methods, you could consider:

* Using a more efficient data structure, such as a hash table or a Set.
* Implementing custom search algorithms that take advantage of the array's properties (e.g., using `indexOf()` instead of `find()`).
* Utilizing browser-specific optimizations, like Firefox's Array.prototype.includes() optimization.

Keep in mind that these alternatives would require significant changes to the test case and may not be applicable or beneficial for all scenarios.

Related benchmarks:

find vs includes on object (version: 0)

find vs includes on object

Comparing performance of: find vs includes

Created: 5 years ago by: Guest

Jump to the latest result

find

includes

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

No previous run results

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