Benchmark: Find object in array by attribute

Find object in array by attribute (version: 8)

Testing the cheapest pattern for finding an object in a collection of objects based on attribute.

Comparing performance of: Lodash find(): Result at first index vs Lodash find(): Result at middle index vs Lodash find(): Result at last index vs Lodash find(): No result vs For loop: Result at first index vs For loop: Result at middle index vs For loop: Result at last index vs For loop: No result vs While loop: Result at first index vs While loop: Result at middle index vs While loop: Result at last index vs While loop: No Result

Created: 8 years ago by: Registered User

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HTML Preparation code:

<html>
    <head>
        <script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.12.0/lodash.min.js"></script>
    </head>
    <body>
    </body>
</html>

Script Preparation code:

var products = [
  {
    name: "Foo",
    id: 1,
    color: "red",
    price: {
      beforeSale: 14.11,
      afterSale: 11.11,
      currency: "USD"
    }
  },
  {
    name: "Foo2",
    id: 2,
    color: "orange",
    price: {
      beforeSale: 24.22,
      afterSale: 22.22,
      currency: "USD"
    }
  },
  {
    name: "Foo3",
    id: 3,
    color: "yellow",
    price: {
      beforeSale: 44.33,
      afterSale: 33.33,
      currency: "USD"
    }
  },
  {
    name: "Foo4",
    id: 4,
    color: "brown",
    price: {
      beforeSale: 54.44,
      afterSale: 44.44,
      currency: "USD"
    }
  },
  {
    name: "Bar",
    id: 5,
    color: "green",
    price: {
      beforeSale: 64.55,
      afterSale: 55.55,
      currency: "USD"
    }
  },
  {
    name: "Bar2",
    id: 6,
    color: "purple",
    price: {
      beforeSale: 74.66,
      afterSale: 66.66,
      currency: "USD"
    }
  },
  {
    name: "Bar3",
    id: 7,
    color: "pink",
    price: {
      beforeSale: 84.77,
      afterSale: 77.77,
      currency: "USD"
    }
  },
  {
    name: "Bar4",
    id: 8,
    color: "grey",
    price: {
      beforeSale: 94.88,
      afterSale: 88.88,
      currency: "USD"
    }
  },
  {
    name: "Baz",
    id: 9,
    color: "blue",
    price: {
      beforeSale: 104.99,
      afterSale: 99.99,
      currency: "USD"
    }
  }
];


// Lodash's find()
function testFind(name) {
  return _.find(products, function (product) {
    return product.name === name;
  });
}

// Early-escape for loop
function testFor(name) {
  var i;
  
  for (i = 0; i < products.length; i++) {
    if (products[i].name === name) {
      return products[i];
    }
  }
}

// Early escape while loop
function testWhile(name) {
  var i = 0;
  
  while(i < products.length) {
    if (products[i].name === name) {
      return products[i];
    }
    
    i++;
  }
}

Tests:

Lodash find(): Result at first index
testFind("Foo");
Lodash find(): Result at middle index
testFind("Bar");
Lodash find(): Result at last index
testFind("Baz");
Lodash find(): No result
testFind("Quux");
For loop: Result at first index
testFor("Foo");
For loop: Result at middle index
testFor("Bar");
For loop: Result at last index
testFor("Baz");
For loop: No result
testFor("Quux");
While loop: Result at first index
testWhile("Foo");
While loop: Result at middle index
testWhile("Bar");
While loop: Result at last index
testWhile("Baz");
While loop: No Result
testWhile("Quux");

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Lodash find(): Result at first index
Lodash find(): Result at middle index
Lodash find(): Result at last index
Lodash find(): No result
For loop: Result at first index
For loop: Result at middle index
For loop: Result at last index
For loop: No result
While loop: Result at first index
While loop: Result at middle index
While loop: Result at last index
While loop: No Result

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 26 days ago):

LLMs can make mistakes. Check important info.

It appears that you are sharing an array of data, specifically metrics from web browsers executing various JavaScript functions. Let's break down the array and extract some insights:

**Test Names**

The test names suggest that the data is testing different JavaScript functions, including `Lodash find()`, while loops, and for loops.

**Browser Metrics**

Each object in the array has a "RawUAString" field indicating the browser version, followed by metrics such as:

* `ExecutionsPerSecond`: The number of executions per second.
* `TestName`: The test name or description.

Some observations from the data:

1. **`Lodash find()` tests**: All four objects in the array have a "TestName" field with the phrase "Lodash find()". This suggests that these tests are comparing the execution speed of Lodash's `find()` function in different scenarios.
2. **Browser variations**: The "RawUAString" fields indicate that the data is from multiple browsers, including Chrome 116 and Windows operating system.
3. **Loop-related metrics**: Many objects have test names related to while loops (e.g., "While loop: Result at middle index") and for loops (e.g., "For loop: Result at middle index"). This suggests that these tests are evaluating the performance of JavaScript loops.

If you'd like, I can help with something specific from this data or assist in interpreting any particular aspects of it.

Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/116.0.0.0 Safari/537.36

Browser/OS: Chrome 116 on Windows

View result in a separate tab

Test name	Executions per second
Lodash find(): Result at first index	3161747.0 Ops/sec
Lodash find(): Result at middle index	2901641.0 Ops/sec
Lodash find(): Result at last index	2689274.5 Ops/sec
Lodash find(): No result	2723375.5 Ops/sec
For loop: Result at first index	3546087.5 Ops/sec
For loop: Result at middle index	1165586.2 Ops/sec
For loop: Result at last index	705413.8 Ops/sec
For loop: No result	714212.1 Ops/sec
While loop: Result at first index	3567249.0 Ops/sec
While loop: Result at middle index	1181132.6 Ops/sec
While loop: Result at last index	707487.6 Ops/sec
While loop: No Result	709090.9 Ops/sec

Related benchmarks:

Find object in array by attribute (version: 8)

Testing the cheapest pattern for finding an object in a collection of objects based on attribute.

Created: 8 years ago by: Registered User

Jump to the latest result

Lodash find(): Result at first index

Lodash find(): Result at middle index

Lodash find(): Result at last index

Lodash find(): No result

For loop: Result at first index

For loop: Result at middle index

For loop: Result at last index

For loop: No result

While loop: Result at first index

While loop: Result at middle index

While loop: Result at last index

While loop: No Result

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 26 days ago):