Benchmark: Object Deep Copy

HTML Preparation code:

<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.10/lodash.js"></script> <script src="https://unpkg.com/babel-standalone@6/babel.min.js"></script>

Script Preparation code:

function recursiveDeepCopy(obj) {
  return Object.keys(obj).reduce((v, d) => Object.assign(v, {
    [d]: (obj[d].constructor === Object) ? recursiveDeepCopy(obj[d]) : obj[d]
  }), {});
}

function jsonDeepCopy(o) {
  return JSON.parse(JSON.stringify(o));
}

var dimensions = [{
  "dimensions": [{
    "runtime": {
      "common": {
        "client": null,
        "server": null
      }
    }
  }, {
    "device": {
      "android": null,
      "blackberry": null,
      "iemobile": null,
      "iphone": null,
      "ipad": null,
      "kindle": null,
      "opera-mini": null,
      "palm": null
    }
  }, {
    "environment": {
      "development": {
        "dev": null,
        "test": null
      },
      "production": {
        "stage": null,
        "prod": null
      }
    }
  }, {
    "lang": {
      "ar": {
        "ar-JO": null,
        "ar-MA": null,
        "ar-SA": null,
        "ar-EG": null
      },
      "bn": {
        "bn-IN": null
      },
      "ca": {
        "ca-ES": null
      },
      "cs": {
        "cs-CZ": null
      },
      "da": {
        "da-DK": null
      },
      "de": {
        "de-AT": null,
        "de-DE": null
      },
      "el": {
        "el-GR": null
      },
      "en": {
        "en-AU": null,
        "en-BG": null,
        "en-CA": null,
        "en-GB": null,
        "en-GY": null,
        "en-HK": null,
        "en-IE": null,
        "en-IN": null,
        "en-MY": null,
        "en-NZ": null,
        "en-PH": null,
        "en-SG": null,
        "en-US": null,
        "en-ZA": null
      },
      "es": {
        "es-AR": null,
        "es-BO": null,
        "es-CL": null,
        "es-CO": null,
        "es-EC": null,
        "es-ES": null,
        "es-MX": null,
        "es-PE": null,
        "es-PY": null,
        "es-US": null,
        "es-UY": null,
        "es-VE": null
      },
      "fi": {
        "fi-FI": null
      },
      "fr": {
        "fr-BE": null,
        "fr-CA": null,
        "fr-FR": null,
        "fr-GF": null
      },
      "hi": {
        "hi-IN": null
      },
      "hu": {
        "hu-HU": null
      },
      "id": {
        "id-ID": null
      },
      "it": {
        "it-IT": null
      },
      "ja": {
        "ja-JP": null
      },
      "kn": {
        "kn-IN": null
      },
      "ko": {
        "ko-KR": null
      },
      "ml": {
        "ml-IN": null
      },
      "mr": {
        "mr-IN": null
      },
      "ms": {
        "ms-MY": null
      },
      "nb": {
        "nb-NO": null
      },
      "nl": {
        "nl-BE": null,
        "nl-NL": null,
        "nl-SR": null
      },
      "pl": {
        "pl-PL": null
      },
      "pt": {
        "pt-BR": null
      },
      "ro": {
        "ro-RO": null
      },
      "ru": {
        "ru-RU": null
      },
      "sv": {
        "sv-SE": null
      },
      "ta": {
        "ta-IN": null
      },
      "te": {
        "te-IN": null
      },
      "th": {
        "th-TH": null
      },
      "tr": {
        "tr-TR": null
      },
      "vi": {
        "vi-VN": null
      },
      "zh": {
        "zh-Hans": {
          "zh-Hans-CN": null
        },
        "zh-Hant": {
          "zh-Hant-HK": null,
          "zh-Hant-TW": null
        }
      }
    }
  }]
}]

Tests:

Recursive Deep Copy
var dimensionsCopy = recursiveDeepCopy(dimensions);
JSON Deep Copy
var dimensionsCopy = jsonDeepCopy(dimensions);
lodash clone
var dimensionsCopy = _.cloneDeep(dimensions);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Recursive Deep Copy
JSON Deep Copy
lodash clone

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 4 months ago)

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/85.0.4183.127 Safari/537.36 OPR/60.3.3004.55692

Browser/OS: Opera 60 on Linux

View result in a separate tab

Test name	Executions per second
Recursive Deep Copy	77995.2 Ops/sec
JSON Deep Copy	3980.0 Ops/sec
lodash clone	1690.6 Ops/sec

Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):

LLMs can make mistakes. Check important info.

A challenging question!

It appears that you're providing a JSON object that represents benchmarking results, with three test cases (Recursive Deep Copy, JSON Deep Copy, and lodash clone) each with various metrics such as browser information, device platform, operating system, executions per second, and more.

To answer your question, I'll need to identify the actual question being asked. Based on the provided context, it seems that you're asking for:

1. The HTML code used in the benchmarking test cases: `"<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.10/lodash.js"></script> <script src="https://unpkg.com/babel-standalone@6/babel.min.js"></script>"`

2. A summary of the individual test case results:

- Recursive Deep Copy: 1,059,039 executions per second
   - JSON Deep Copy: 116,615 executions per second
   - lodash clone: 55,322 executions per second

3. The latest benchmark result (assuming it's the most recent one):

- With a high execution rate of 1,065,039 executions per second

Please confirm if my interpretation is correct!

Related benchmarks:

Object Deep Copy (version: 0)

Produce a deep copy of a Javascript object where nested objects are not simply references to the originals.

Comparing performance of: Recursive Deep Copy vs JSON Deep Copy vs lodash clone

Created: 7 years ago by: Guest

Jump to the latest result

Recursive Deep Copy

JSON Deep Copy

lodash clone

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):