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Lodash isEqual test for strings
(version: 0)
Test on isEqual performance on strings
Comparing performance of:
_.isEqual vs native ==
Created:
7 years ago
by:
Guest
Jump to the latest result
HTML Preparation code:
<script src="https://cdn.jsdelivr.net/npm/lodash@4.17.4/lodash.min.js"></script>
Script Preparation code:
window.foo = 'String 1 whatever'; window.bar = 'String 1 whatever';
Tests:
_.isEqual
_.isEqual(window.foo, window.bar)
native ==
window.foo == window.bar;
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
_.isEqual
native ==
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
16 days ago
)
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:149.0) Gecko/20100101 Firefox/149.0
Browser/OS:
Firefox 149 on Windows
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Test name
Executions per second
_.isEqual
4942224.0 Ops/sec
native ==
5236607.5 Ops/sec
Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's break down the provided benchmark definition and test cases to understand what's being tested, the options compared, and their pros and cons. **Benchmark Definition** The benchmark measures the performance of two approaches: 1. **Lodash `_.isEqual` method**: A JavaScript library function that compares two values for equality. 2. **Native string comparison (`window.foo == window.bar;`)**: The built-in string comparison operator in JavaScript. **Options Compared** These two options are being compared to determine which one is faster and more efficient. **Pros and Cons of Each Approach:** 1. **Lodash `_.isEqual` method**: * Pros: + Provides a standardized way to compare values for equality. + Can handle complex data structures like arrays, objects, and dates. * Cons: + Adds an additional library dependency. + May introduce overhead due to function call and object creation. 2. **Native string comparison (`window.foo == window.bar;`)**: * Pros: + Lightweight and doesn't require any external dependencies. + Fast and efficient, as it's a built-in operator. * Cons: + Limited to simple string comparisons only. **Library: Lodash** Lodash is a popular JavaScript library that provides a collection of useful functions for working with data structures like arrays, objects, and dates. In this case, the `_.isEqual` method is used to compare two values for equality. **Special JS Feature/Syntax** None are mentioned in this benchmark definition. **Other Alternatives** If you want to test native string comparison without Lodash, you could use a simple implementation like: ```javascript function nativeStringComparison(a, b) { return a === b; } ``` Keep in mind that this approach is specific to string comparisons only and lacks the general-purpose equality comparison provided by Lodash. **Benchmark Preparation Code** The preparation code creates two variables `window.foo` and `window.bar`, both set to the same value `"String 1 whatever"`. This setup ensures that the benchmark can be executed without any external dependencies or side effects.
Related benchmarks:
Lodash.isEqual vs JSON.stringify Equality Comparison for Shallow Array of Strings.
Lodash.isEqual vs Array.toString() Equality Comparison for Shallow Array of Strings.
Lodash isEqual vs Lodash difference
Lodash.isEqual vs JSON.stringify Equality Comparison for Shallow Array of Strings. Testing 123
Lodash.isEqual vs Lodash.isEqualWith Equality Comparison for Shallow Array of Strings.
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