Benchmark: Normal for loop vs JSON.stringify to detect Inequality for Array of Objects.

Script Preparation code:

window.foo = [{'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}];
window.bar = [{'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'ios'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}];

AخA
 
window.foo = [{'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}];window.bar = [{'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'ios'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}, {'name':'my name', 'age':21, 'occupation':'programmer', 'country':'malaysia', 'mobile_OS':'android'}];

Tests:

Normal looping to detect inequality

let length = window.foo.length;
let same = true;
for(var i = 0;i<length;i++){
  if(window.foo[i].name !== window.bar[i].name){
    same = false;
  }else if(window.foo[i].age !== window.bar[i].age){
    same = false;
  }else if(window.foo[i].occupation !== window.bar[i].occupation){
    same = false;
  }else if(window.foo[i].country !== window.bar[i].country){
    same = false;
  }else if(window.foo[i].mobile_OS !== window.bar[i].mobile_OS){
    same = false;
  }
  
  if(!same){
   break; 
  }
}

 
let length = window.foo.length;let same = true;for(var i = 0;i<length;i++){  if(window.foo[i].name !== window.bar[i].name){    same = false;  }else if(window.foo[i].age !== window.bar[i].age){    same = false;  }else if(window.foo[i].occupation !== window.bar[i].occupation){    same = false;  }else if(window.foo[i].country !== window.bar[i].country){    same = false;  }else if(window.foo[i].mobile_OS !== window.bar[i].mobile_OS){    same = false;  }    if(!same){   break;   }}

JSON.stringify to detect inequality
JSON.stringify(window.foo) === JSON.stringify(window.bar);
JSON.stringify(window.foo) === JSON.stringify(window.bar);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Experimental features:

Memory measurements supported only in Chrome.
For precise memory measurements Chrome must be launched with --enable-precise-memory-info flag.
More information: Monitoring JavaScript Memory

Test case name	Result
Normal looping to detect inequality
JSON.stringify to detect inequality

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 6 years ago)

User agent: Mozilla/5.0 (Linux; Android 9; ONEPLUS A6000 Build/PKQ1.180716.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/70.0.3538.80 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/190.0.0.22.95;]

Browser/OS: Chrome Mobile 70 on Android

View result in a separate tab

Test name	Executions per second
Normal looping to detect inequality	71542.2 Ops/sec
JSON.stringify to detect inequality	20948.8 Ops/sec

Autogenerated LLM Summary (model llama3.2:3b, generated 6 months ago):

I'll do my best to help you with your benchmarking problem.

From the provided data, I notice that there are two test cases: "Normal looping to detect inequality" and "JSON.stringify to detect inequality". Both test cases involve comparing objects in two arrays (window.foo and window.bar) or serializing them using JSON.stringify.

The first test case is more computationally expensive because it involves a loop, whereas the second test case is faster since it only requires a single comparison operation.

To provide a more accurate answer, I would need to know the exact benchmarking framework being used (e.g., Benchmark.js) and any specific requirements or constraints. However, based on general knowledge of performance optimization techniques:

Minimize Loop Overhead: For the "Normal looping to detect inequality" test case, consider optimizing the loop by reducing unnecessary iterations or using a more efficient data structure.
Use Built-in Functions: Take advantage of built-in functions like JSON.stringify() for the "JSON.stringify to detect inequality" test case, as it is likely to be faster and more memory-efficient than implementing your own comparison logic.

Here's an example code snippet that demonstrates how to optimize the loop in the first test case:

function compareArrays(fooArray, barArray) {
  let same = true;
  for (let i = 0; i < fooArray.length && same; i++) {
    if (
      fooArray[i].name !== barArray[i].name ||
      fooArray[i].age !== barArray[i].age ||
      fooArray[i].occupation !== barArray[i].occupation ||
      fooArray[i].country !== barArray[i].country ||
      fooArray[i].mobile_OS !== barArray[i].mobile_OS
    ) {
      same = false;
    }
  }
  return same;
}

In this example, the loop is reduced by checking if same is still true after each iteration. This optimization can significantly improve performance for large arrays.

Similarly, to optimize the "JSON.stringify" test case, consider using a more efficient serialization library like json-stringify-safe.

function compareSerializedObjects(fooObject, barObject) {
  return JSON.stringify(fooObject) === JSON.stringify(barObject);
}

In summary, while there isn't enough information to provide an exact solution, optimizing loops and taking advantage of built-in functions can significantly improve performance in benchmarking tests.

LLMs can make mistakes. Check important info.

I'll do my best to help you with your benchmarking problem.

From the provided data, I notice that there are two test cases: "Normal looping to detect inequality" and "JSON.stringify to detect inequality". Both test cases involve comparing objects in two arrays (`window.foo` and `window.bar`) or serializing them using JSON.stringify.

The first test case is more computationally expensive because it involves a loop, whereas the second test case is faster since it only requires a single comparison operation.

1.  **Minimize Loop Overhead**: For the "Normal looping to detect inequality" test case, consider optimizing the loop by reducing unnecessary iterations or using a more efficient data structure.
2.  **Use Built-in Functions**: Take advantage of built-in functions like `JSON.stringify()` for the "JSON.stringify to detect inequality" test case, as it is likely to be faster and more memory-efficient than implementing your own comparison logic.

Here's an example code snippet that demonstrates how to optimize the loop in the first test case:
```javascript
function compareArrays(fooArray, barArray) {
  let same = true;
  for (let i = 0; i < fooArray.length && same; i++) {
    if (
      fooArray[i].name !== barArray[i].name ||
      fooArray[i].age !== barArray[i].age ||
      fooArray[i].occupation !== barArray[i].occupation ||
      fooArray[i].country !== barArray[i].country ||
      fooArray[i].mobile_OS !== barArray[i].mobile_OS
    ) {
      same = false;
    }
  }
  return same;
}
```
In this example, the loop is reduced by checking if `same` is still true after each iteration. This optimization can significantly improve performance for large arrays.

Similarly, to optimize the "JSON.stringify" test case, consider using a more efficient serialization library like `json-stringify-safe`.

```javascript
function compareSerializedObjects(fooObject, barObject) {
  return JSON.stringify(fooObject) === JSON.stringify(barObject);
}
```
In summary, while there isn't enough information to provide an exact solution, optimizing loops and taking advantage of built-in functions can significantly improve performance in benchmarking tests.

Related benchmarks:

Normal for loop vs JSON.stringify to detect Inequality for Array of Objects. (version: 2)

Test JSON.stringify performance

Comparing performance of: Normal looping to detect inequality vs JSON.stringify to detect inequality

Created: 6 years ago by: Registered User

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