Benchmark: Lodash cloneDeep vs for loop vs JSON parse vs recursive clone deep vs recursive reduce clone deep 2

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Script Preparation code:

var obj = {
  "ORGDATA": [
    {
      "Source": "C50.100",
      "TimeStamp": "20200723071251",
      "User": "DEVELOPER"
    },
    {
      "SOLUTION": {
        "NAME": "Z_CUST_US",
        "ORGUNITS": {
          "CCD_PRIMARY": {
            "DATA": [
              {
                "BUKRS_TGT": "1710",
                "BUKRS_SRC": "",
                "BUTXT": "Company Code 1710",
                "LAND1": "US",
                "ADRNR": "0000022835"
              }
            ]
          },
          "CMP": {
            "DATA": [
              {
                "RCOMP_TGT": "001710",
                "RCOMP_SRC": "",
                "NAME1": "Company 1710",
                "CNTRY": "US"
              }
            ]
          },
          "DCH": {
            "DATA": [
              {
                "VTWEG_TGT": "10",
                "VTWEG_SRC": "",
                "VTEXT": "Direct Sales"
              }
            ]
          },
          "DIV": {
            "DATA": [
              {
                "SPART_TGT": "00",
                "SPART_SRC": "",
                "VTEXT": "Product Division 00"
              }
            ]
          },
          "EWN": {
            "DATA": [
              {
                "LGNUM_TGT": "1750",
                "LGNUM_SRC": "",
                "LNUMT": "Warehouse"
              }
            ]
          },
          "PLT": {
            "DATA": [
              {
                "WERKS_TGT": "1710",
                "WERKS_SRC": "",
                "NAME1": "Plant 1 US",
                "LAND1": "US",
                "ADRNR": "0000022836"
              }
            ]
          },
          "POR": {
            "DATA": [
              {
                "EKORG_TGT": "1710",
                "EKORG_SRC": "",
                "EKOTX": "Purch. Org. 1710"
              }
            ]
          },
          "SGR": {
            "DATA": [
              {
                "VKGRP_TGT": "170",
                "VKGRP_SRC": "",
                "BEZEI": "Sales Group 170"
              }
            ]
          },
          "SOF": {
            "DATA": [
              {
                "VKBUR_TGT": "170",
                "VKBUR_SRC": "",
                "BEZEI": "Sales Office 170",
                "ADRNR": "0000022838"
              }
            ]
          },
          "SOR": {
            "DATA": [
              {
                "VKORG_TGT": "1710",
                "VKORG_SRC": "",
                "VTEXT": "Dom. Sales Org US",
                "LAND1": "US",
                "ADRNR": "0000022837"
              }
            ]
          },
          "SPT_CUST_CONSMT": {
            "DATA": [
              {
                "VSTEL_TGT": "171C",
                "VSTEL_SRC": "",
                "VTEXT": "Shipping Point 171C",
                "ALAND": "US",
                "ADRNR": "0000022855"
              }
            ]
          },
          "SPT_RAW_MATNR": {
            "DATA": [
              {
                "VSTEL_TGT": "171R",
                "VSTEL_SRC": "",
                "VTEXT": "Shipping Point 171R",
                "ALAND": "US",
                "ADRNR": "0000022842"
              }
            ]
          },
          "SPT_STD": {
            "DATA": [
              {
                "VSTEL_TGT": "1710",
                "VSTEL_SRC": "",
                "VTEXT": "Shipping Point 1710",
                "ALAND": "US",
                "ADRNR": "0000022839"
              }
            ]
          },
          "STL_3RD_PARTY_WMS": {
            "DATA": [
              {
                "WERKS": "1710",
                "LGORT_TGT": "171I",
                "LGORT_SRC": "",
                "LGOBE": "3rd Party WMS",
                "LAND1": "US",
                "ADRNR": "0000022856"
              }
            ]
          },
          "STL_3RD_PARTY_WMS_RET": {
            "DATA": [
              {
                "WERKS": "1710",
                "LGORT_TGT": "171K",
                "LGORT_SRC": "",
                "LGOBE": "3rd WMS - Return",
                "LAND1": "US",
                "ADRNR": "0000022857"
              }
            ]
          },
          "STL_DAY_TANK": {
            "DATA": [
              {
                "WERKS": "1710",
                "LGORT_TGT": "171T",
                "LGORT_SRC": "",
                "LGOBE": "Day Tank",
                "LAND1": "US",
                "ADRNR": "0000022860"
              }
            ]
          },
          "STL_EWM_INT_AFS": {
            "DATA": [
              {
                "WERKS": "1710",
                "LGORT_TGT": "173S",
                "LGORT_SRC": "",
                "LGOBE": "EWM Int AFS",
                "LAND1": "US",
                "ADRNR": ""
              }
            ]
          },
          "STL_EWM_INT_ROD": {
            "DATA": [
              {
                "WERKS": "1710",
                "LGORT_TGT": "173D",
                "LGORT_SRC": "",
                "LGOBE": "EWM Int ROD",
                "LAND1": "US",
                "ADRNR": ""
              }
            ]
          },
          "STL_KANBAN": {
            "DATA": [
              {
                "WERKS": "1710",
                "LGORT_TGT": "171E",
                "LGORT_SRC": "",
                "LGOBE": "KANBAN",
                "LAND1": "US",
                "ADRNR": "0000022845"
              }
            ]
          },
          "STL_MAIN_TANK": {
            "DATA": [
              {
                "WERKS": "1710",
                "LGORT_TGT": "171Q",
                "LGORT_SRC": "",
                "LGOBE": "Main Tank",
                "LAND1": "US",
                "ADRNR": "0000022859"
              }
            ]
          },
          "STL_RAW_MATNR": {
            "DATA": [
              {
                "WERKS": "1710",
                "LGORT_TGT": "171C",
                "LGORT_SRC": "",
                "LGOBE": "Raw Materials",
                "LAND1": "US",
                "ADRNR": "0000022843"
              }
            ]
          },
          "STL_RET": {
            "DATA": [
              {
                "WERKS": "1710",
                "LGORT_TGT": "171R",
                "LGORT_SRC": "",
                "LGOBE": "Returns",
                "LAND1": "US",
                "ADRNR": "0000022844"
              }
            ]
          },
          "STL_STD_A": {
            "DATA": [
              {
                "WERKS": "1710",
                "LGORT_TGT": "171A",
                "LGORT_SRC": "",
                "LGOBE": "Std. storage 1",
                "LAND1": "US",
                "ADRNR": "0000022840"
              },
              {
                "WERKS": "1710",
                "LGORT_TGT": "171J",
                "LGORT_SRC": "",
                "LGOBE": "3rd WMS - Produc",
                "LAND1": "US",
                "ADRNR": ""
              },
              {
                "WERKS": "1710",
                "LGORT_TGT": "171F",
                "LGORT_SRC": "",
                "LGOBE": "Residual SLoc",
                "LAND1": "US",
                "ADRNR": "0000022861"
              },
              {
                "WERKS": "1710",
                "LGORT_TGT": "171M",
                "LGORT_SRC": "",
                "LGOBE": "DMC SLoc",
                "LAND1": "US",
                "ADRNR": "0000022862"
              }
            ]
          },
          "STL_STD_B": {
            "DATA": [
              {
                "WERKS": "1710",
                "LGORT_TGT": "171B",
                "LGORT_SRC": "",
                "LGOBE": "Std. storage 2",
                "LAND1": "US",
                "ADRNR": "0000022841"
              }
            ]
          },
          "STL_WAREHOUSE": {
            "DATA": [
              {
                "WERKS": "1710",
                "LGORT_TGT": "175W",
                "LGORT_SRC": "",
                "LGOBE": "Warehouse",
                "LAND1": "US",
                "ADRNR": "0000022858"
              }
            ]
          },
          "WHN_3RD_PARTY": {
            "DATA": [
              {
                "LGNUM_TGT": "172",
                "LGNUM_SRC": "",
                "LNUMT": "3rd Party WM Integration"
              }
            ]
          },
          "WHN_CLOUD": {
            "DATA": [
              {
                "LGNUM_TGT": "175",
                "LGNUM_SRC": "",
                "LNUMT": "Warehouse"
              }
            ]
          },
          "WHN_EXTENDED": {
            "DATA": [
              {
                "LGNUM_TGT": "173",
                "LGNUM_SRC": "",
                "LNUMT": "EWM Warehouse Integration"
              }
            ]
          },
          "SLA": {
            "DATA": [
              {
                "VKORG_TGT": "1710",
                "VKORG_SRC": "",
                "VTWEG_TGT": "10",
                "VTWEG_SRC": "",
                "SPART_TGT": "00",
                "SPART_SRC": ""
              }
            ]
          },
          "PLTSORDCH": {
            "DATA": [
              {
                "VKORG_TGT": "1710",
                "VKORG_SRC": "",
                "VTWEG_TGT": "10",
                "VTWEG_SRC": "",
                "WERKS_TGT": "1710",
                "WERKS_SRC": ""
              }
            ]
          }
        },
        "RELATIONS": {
          "CCD_PRIMARY__CMP": [
            {
              "BUKRS": "1710",
              "RCOMP": "001710"
            }
          ],
          "PLT__CCD_PRIMARY": [
            {
              "WERKS": "1710",
              "BUKRS": "1710"
            }
          ],
          "STL_3RD_PARTY_WMS__PLT": [
            {
              "LGORT": "171I",
              "WERKS": "1710"
            }
          ],
          "STL_3RD_PARTY_WMS_RET__PLT": [
            {
              "LGORT": "171K",
              "WERKS": "1710"
            }
          ],
          "STL_DAY_TANK__PLT": [
            {
              "LGORT": "171T",
              "WERKS": "1710"
            }
          ],
          "STL_EWM_INT_AFS__PLT": [
            {
              "LGORT": "173S",
              "WERKS": "1710"
            }
          ],
          "STL_EWM_INT_ROD__PLT": [
            {
              "LGORT": "173D",
              "WERKS": "1710"
            }
          ],
          "STL_KANBAN__PLT": [
            {
              "LGORT": "171E",
              "WERKS": "1710"
            }
          ],
          "STL_MAIN_TANK__PLT": [
            {
              "LGORT": "171Q",
              "WERKS": "1710"
            }
          ],
          "STL_RAW_MATNR__PLT": [
            {
              "LGORT": "171C",
              "WERKS": "1710"
            }
          ],
          "STL_RET__PLT": [
            {
              "LGORT": "171R",
              "WERKS": "1710"
            }
          ],
          "STL_STD_A__PLT": [
            {
              "LGORT": "171A",
              "WERKS": "1710"
            },
            {
              "LGORT": "171J",
              "WERKS": "1710"
            },
            {
              "LGORT": "171F",
              "WERKS": "1710"
            },
            {
              "LGORT": "171M",
              "WERKS": "1710"
            }
          ],
          "STL_STD_B__PLT": [
            {
              "LGORT": "171B",
              "WERKS": "1710"
            }
          ],
          "STL_WAREHOUSE__PLT": [
            {
              "LGORT": "175W",
              "WERKS": "1710"
            }
          ],
          "SOR__CCD_PRIMARY": [
            {
              "VKORG": "1710",
              "BUKRS": "1710"
            }
          ],
          "DIV__SOR": [
            {
              "SPART": "00",
              "VKORG": "1710"
            }
          ],
          "SOF__SLA": [
            {
              "VKBUR": "170",
              "VKORG": "1710",
              "VTWEG": "10",
              "SPART": "00"
            }
          ],
          "SGR__SOF": [
            {
              "VKGRP": "170",
              "VKBUR": "170"
            }
          ],
          "SLC__PLT": [
            {
              "VKORG": "1710",
              "VTWEG": "10",
              "WERKS": "1710"
            }
          ],
          "SOR__SLA": [
            {
              "VKORG": "1710",
              "VTWEG": "10",
              "SPART": "00"
            }
          ],
          "SPT_CUST_CONSMT__PLT": [
            {
              "VSTEL": "171C",
              "WERKS": "1710"
            }
          ],
          "SPT_RAW_MATNR__PLT": [
            {
              "VSTEL": "171R",
              "WERKS": "1710"
            }
          ],
          "SPT_STD__PLT": [
            {
              "VSTEL": "1710",
              "WERKS": "1710"
            }
          ],
          "POR__PLT": [
            {
              "EKORG": "1710",
              "WERKS": "1710"
            }
          ],
          "WHN_3RD_PARTY__STL_3RD_PARTY_WMS": [
            {
              "LGNUM": "172",
              "WERKS": "1710",
              "LGORT": "171I"
            }
          ],
          "WHN_3RD_PARTY__STL_3RD_PARTY_WMS_RET": [
            {
              "LGNUM": "172",
              "WERKS": "1710",
              "LGORT": "171K"
            }
          ],
          "WHN_3RD_PARTY__STL_STD_A": [
            {
              "LGNUM": "172",
              "WERKS": "1710",
              "LGORT": "171J"
            }
          ],
          "WHN_CLOUD__STL_WAREHOUSE": [
            {
              "LGNUM": "175",
              "WERKS": "1710",
              "LGORT": "175W"
            }
          ],
          "WHN_EXTENDED__STL_EWM_INT_AFS": [
            {
              "LGNUM": "173",
              "WERKS": "1710",
              "LGORT": "173S"
            }
          ],
          "WHN_EXTENDED__STL_EWM_INT_ROD": [
            {
              "LGNUM": "173",
              "WERKS": "1710",
              "LGORT": "173D"
            }
          ],
          "WHN_CLOUD__EWN": [
            {
              "WHN_CLOUD_LGNUM": "175",
              "EWN_LGNUM": "1750"
            }
          ]
        }
      }
    }
  ]
};

var deepClone = function(obj) {
    var out = null;

    if (Array.isArray(obj)) {
        out = [];
        for (var index = 0; index < obj.length; ++index) {
            var subArray = obj[index];
            out.push((typeof subArray === 'object') ? deepClone(subArray) : subArray);
        }
    } else {
        out = {};
        for (var key in obj) {
            var subObject = obj[key];
            out[key] = (typeof subObject === 'object') ? deepClone(subObject) : subObject;
        }
    }
    return out;
};

function cloneArray(value) {
    var newArray;
    if (value && value.length) {
        newArray = [];
        for (var i = 0; i < value.length; i++) {
            if (typeof value[i] === 'object') {
                newArray[i] = Array.isArray(value[i]) ? cloneArray(value[i]) : cloneObject(value[i]);
            } else {
                newArray[i] = value[i];
            }
        }
    } else if (value === null) {
        newArray = null;
    }
    return newArray;
}

function cloneObject(value) {
    var newObject;
    if (value && typeof value === 'object' && Object.keys(value).length > 0) {
        newObject = {};
        for (var key in value) {
            if (typeof value[key] === 'object') {
                newObject[key] = Array.isArray(value) ? cloneArray(value[key]) : cloneObject(value[key]);
            } else {
                newObject[key] = value[key];
            }
        }
    } else if (value && typeof value === 'object' && Object.keys(value).length === 0) {
        newObject = {};
    } else if (value === null) {
        newObject = null;
    }
    return newObject;
}

function reduceDeepClone(obj) {
    return Object.keys(obj).reduce((v, d) => Object.assign(v, {
        [d]: (obj[d].constructor === Object) ? reduceDeepClone(obj[d]) : obj[d]
    }), {});
}

function deepCopy(inObject) {
    let outObject, value, key

    if (typeof inObject !== "object" || inObject === null) {
        return inObject // Return the value if inObject is not an object
    }

    // Create an array or object to hold the values
    outObject = Array.isArray(inObject) ? [] : {}

    for (key in inObject) {
        value = inObject[key]

        // Recursively (deep) copy for nested objects, including arrays
        outObject[key] = deepCopy(value)
    }

    return outObject
}

Tests:

Lodash cloneDeep
testCopy = _.cloneDeep(obj);
JSON parse
testCopy = JSON.parse(JSON.stringify(obj));
For loop
testCopy = cloneObject(obj);
Recursive clone deep
testCopy = deepClone(obj);
Recursive reduce clone deep
testCopy = reduceDeepClone(obj);
Custom Deep Copy
testCopy = deepCopy(obj);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Lodash cloneDeep
JSON parse
For loop
Recursive clone deep
Recursive reduce clone deep
Custom Deep Copy

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 2 years ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Browser/OS: Chrome 126 on Windows

View result in a separate tab

Recursive reduce clone deep

468K/s

For loop

231K/s

JSON parse

9K/s

Recursive clone deep

7K/s

Custom Deep Copy

7K/s

Lodash cloneDeep

4K/s

View exact numbers

Test name	Executions per second
✓ Recursive reduce clone deep	468,126 Ops/sec
For loop	230,605 Ops/sec
JSON parse	9,141 Ops/sec
Recursive clone deep	7,431 Ops/sec
Custom Deep Copy	6,710 Ops/sec
Lodash cloneDeep	4,220 Ops/sec

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

LLMs can make mistakes. Check important info.

I'm ready to help!

To provide an answer, I'll need to analyze the data you provided and extract some insights.

From the provided data, it appears that we have:

1. **Benchmark definitions**: A list of test cases with their respective benchmark definitions.
2. **Raw UA String**: The raw User Agent (UA) string from a browser.
3. **Browser**: The browser name.
4. **DevicePlatform**: The device platform used by the browser.
5. **OperatingSystem**: The operating system used by the browser.
6. **ExecutionsPerSecond**: The number of executions per second for each test case.

Let's focus on the top 2 benchmark results that show a significant performance difference:

**Top 2 Benchmark Results**

1. **Recursive reduce clone deep**
	* ExecutionsPerSecond: 468126.0
	* Browser: Chrome 126
	* DevicePlatform: Desktop
	* OperatingSystem: Windows
2. **For loop `
	* ExecutionsPerSecond: 230605.125
	* Browser: Chrome 126
	* DevicePlatform: Desktop
	* OperatingSystem: Windows

Comparing these two results, we can see that the `Recursive reduce clone deep` test case has a significantly higher executions per second (x2.03) compared to the `For loop` test case.

**Insight**

It appears that the `Recursive reduce clone deep` approach outperforms the `For loop` method in terms of performance, especially for large objects or complex data structures. This could be due to various reasons such as:

* Optimized implementation
* Reduced overhead from manual iteration
* Better handling of recursive function calls

However, it's essential to note that this is just a single benchmark result and might not hold true for all scenarios.

**Next Steps**

To provide more concrete answers, I'd need more information about the specific use case or requirements. If you have any further questions or would like me to analyze additional data, please feel free to ask!

Lodash cloneDeep vs for loop vs JSON parse vs recursive clone deep vs recursive reduce clone deep 2 (version: 0) Benchmark.js

compare object deep copy/clone methods

Comparing performance of: `Lodash cloneDeep vs JSON parse vs For loop vs Recursive clone deep vs Recursive reduce clone deep vs Custom Deep Copy`

Created: 5 years ago by: Guest

Go to the latest result

Lodash cloneDeep

JSON parse

For loop

Recursive clone deep

Recursive reduce clone deep

Custom Deep Copy

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

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

Lodash cloneDeep vs for loop vs JSON parse vs recursive clone deep vs recursive reduce clone deep 2 (version: 0) Benchmark.js

compare object deep copy/clone methods

Comparing performance of: Lodash cloneDeep vs JSON parse vs For loop vs Recursive clone deep vs Recursive reduce clone deep vs Custom Deep Copy

Created: 5 years ago by: Guest

Go to the latest result

Lodash cloneDeep

JSON parse

For loop

Recursive clone deep

Recursive reduce clone deep

Custom Deep Copy

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

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

Related benchmarks

Comparing performance of: `Lodash cloneDeep vs JSON parse vs For loop vs Recursive clone deep vs Recursive reduce clone deep vs Custom Deep Copy`