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for loop vs. lodash range foreach vs. jquery each
(version: 0)
Comparing performance of:
for vs lodash range foreach vs array foreach vs array lodash foreach vs lodash range lodash foreach vs jquery each
Created:
6 years ago
by:
Guest
Jump to the latest result
HTML Preparation code:
<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/2.4.1/lodash.js"></script> <script src='https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.js'></script>
Tests:
for
var x = 0; for (var i = 0; i < 10000; i++) { x++; }
lodash range foreach
var x = 0; _.range(10000).forEach(function (i) { x++; });
array foreach
var x = 0; Array(10000).forEach(function (i) { x++; });
array lodash foreach
var x = 0; _.forEach(Array(10000), function (i) { x++; });
lodash range lodash foreach
var x = 0; _.forEach(_.range(10000), function (i) { x++; });
jquery each
var x = 0; $.each(Array(10000), function (i) { x++; });
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (6)
Previous results
Fork
Test case name
Result
for
lodash range foreach
array foreach
array lodash foreach
lodash range lodash foreach
jquery each
Fastest:
N/A
Slowest:
N/A
Latest run results:
No previous run results
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Measuring JavaScript performance is crucial for optimizing code and identifying potential bottlenecks. **Benchmark Overview** The provided JSON represents a benchmark test that compares the performance of four different approaches: `for`, `lodash range foreach`, `array foreach`, and `jquery each`. The test aims to measure the execution speed of these loops in executing 10,000 iterations. **Options Compared** The test compares the following options: 1. **For Loop**: A traditional `for` loop using a variable `i`. 2. **Lodash Range Foreach**: Using Lodash's `range` function and `forEach` method to iterate over an array. 3. **Array Foreach**: Using the `Array.forEach` method to iterate over an array. 4. **jQuery Each**: Using jQuery's `.each` method to iterate over an array. **Pros and Cons** 1. **For Loop**: * Pros: Simple, easy to understand, and widely supported. * Cons: May be slower due to the overhead of incrementing a variable in each iteration. 2. **Lodash Range Foreach**: * Pros: Efficient use of Lodash's `range` function and `forEach` method. * Cons: Requires the inclusion of Lodash library, which may add unnecessary size to the code bundle. 3. **Array Foreach**: * Pros: More concise and expressive than traditional loops, leveraging array iteration methods. * Cons: May be slower due to the overhead of calling `forEach` on an array. 4. **jQuery Each**: * Pros: Easy to use and understand, leveraging jQuery's familiar `.each` method. * Cons: Requires the inclusion of jQuery library, which may add unnecessary size to the code bundle. **Library and Syntax** 1. **Lodash**: A popular utility library for JavaScript that provides a range of functions for tasks like array manipulation, functional programming, and more. In this benchmark, Lodash is used for its `range` function. 2. **jQuery**: A widely-used JavaScript library for DOM manipulation, event handling, and Ajax interactions. In this benchmark, jQuery is used for its `.each` method. **Special JS Features** None mentioned in the provided JSON. **Other Alternatives** If you're looking to optimize loop performance or explore alternative iteration methods, consider: 1. **Using Web Workers**: For computationally intensive tasks that can be offloaded to a separate thread. 2. **Employing Iterators**: Using `for...of` loops with iterators for more efficient and readable array iteration. 3. **Utilizing Native Methods**: Leveraging native JavaScript methods like `Array.prototype.reduce()` or `Array.prototype.map()` for optimized array operations. When optimizing loop performance, consider factors like: 1. Loop overhead 2. Array size and access patterns 3. Cache locality and memory usage 4. CPU utilization and instruction-level optimization Keep in mind that performance optimizations often involve a trade-off between readability, maintainability, and performance.
Related benchmarks:
lodash.each vs Object.forEach
native for loop vs Array.prototype.forEach vs lodash forEach
lodash.each vs Array.forEach vs jQuery.each vs for - function call
for loop vs. lodash foreach vs. array foreach 2
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