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JQuery each vs for ... of for array
(version: 0)
compare which solution is better for array with 100 element
Comparing performance of:
$.each vs for...of
Created:
5 years ago
by:
Guest
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HTML Preparation code:
<script src='https://cdnjs.cloudflare.com/ajax/libs/jquery/3.4.1/jquery.js'></script>
Script Preparation code:
var array = []; var i = 0; while (i < 1000) { array.push(i++); }
Tests:
$.each
$.each(array, function (i, element) { console.log(element); });
for...of
for (let element of array) { console.log(element); }
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
$.each
for...of
Fastest:
N/A
Slowest:
N/A
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's break down the benchmark definition and test cases. **Benchmark Definition:** MeasureThat.net is testing which approach is faster for iterating over an array with 100 elements. The two approaches being tested are: 1. Using jQuery's `$.each` method. 2. Using a traditional `for` loop with a `for...of` loop (a newer syntax introduced in ECMAScript 2017). **Options Compared:** The benchmark is comparing the execution speed of these two approaches. **Pros and Cons:** * **`.each` method:** This approach has been around for longer and is still widely used. It's easy to read and maintain, but can be slower than traditional `for` loops due to its overhead. + Pros: Easy to understand, widely supported. + Cons: Slower than traditional `for` loops. * **Traditional `for...of` loop:** This approach is newer and has gained popularity in recent years. It's more efficient than the `.each` method, but can be less intuitive for some developers. + Pros: Faster execution speed, modern syntax. + Cons: Less familiar to older developers. **Library and Syntax Features:** * **$.each**: This is a jQuery method that allows iterating over arrays using a callback function. It's used in the first test case. * **For...of loop:** This is a newer syntax introduced in ECMAScript 2017, which replaces traditional `for` loops with a more concise and readable way of iterating over arrays or other iterable objects. **Other Considerations:** When choosing between these approaches, consider the trade-off between readability and performance. If you're working on a project where performance is critical, the `for...of` loop might be a better choice. However, if readability is more important than speed, the `.each` method might still be a good option. **Other Alternatives:** If you're interested in exploring other approaches, here are some alternatives: * **Array.prototype.forEach()**: Similar to jQuery's `$.each`, but part of the standard JavaScript API. * **While loops with array indices:** Another traditional approach to iterating over arrays using an index variable. * **Reduce() and map() methods:** While not specifically designed for iteration, these methods can be used to process arrays in a functional programming style. Keep in mind that these alternatives might have different performance characteristics than the `.each` method or `for...of` loop.
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