deep-object-diff vs deep-diff vs object-diff
JavaScript Object Comparison Libraries Comparison
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What's JavaScript Object Comparison Libraries?

JavaScript object comparison libraries are designed to identify differences between objects, which is crucial for tasks like state management, data synchronization, and debugging. These libraries provide functionalities to deeply compare objects and return the differences, making it easier for developers to track changes and manage data efficiently. They are particularly useful in applications that require precise state management, such as React applications, where understanding changes in state can lead to better performance and user experience.

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deep-object-diff2,829,2621,09323.3 kB35-MIT
deep-diff1,926,6773,022-407 years agoMIT
object-diff15,74643-08 years agoMIT
Feature Comparison: deep-object-diff vs deep-diff vs object-diff

Comparison Depth

  • deep-object-diff:

    deep-object-diff focuses on deep comparisons but is optimized for performance. It efficiently identifies differences in nested objects without the overhead of additional features, making it faster for large datasets.

  • deep-diff:

    deep-diff provides a thorough comparison of objects, including nested structures. It can identify differences at any level of depth, making it suitable for complex data structures and offering detailed insights into what has changed.

  • object-diff:

    object-diff performs shallow comparisons by default but can handle nested objects as well. It is less comprehensive than the other two but is sufficient for simpler use cases.

Performance

  • deep-object-diff:

    deep-object-diff is designed for performance, making it suitable for applications where speed is essential. It minimizes overhead while still providing deep comparison capabilities.

  • deep-diff:

    deep-diff may have performance overhead due to its comprehensive nature. It is best used when detailed change tracking is necessary, but developers should be aware of potential slowdowns with very large objects.

  • object-diff:

    object-diff is generally faster for shallow comparisons but may not perform as well with deeply nested structures compared to deep-diff and deep-object-diff.

Output Format

  • deep-object-diff:

    deep-object-diff provides a concise output focused on the differences, which is easier to interpret for quick comparisons. It is less verbose than deep-diff, making it suitable for performance-sensitive applications.

  • deep-diff:

    deep-diff returns a structured output that includes detailed information about the changes, such as added, deleted, and modified properties. This makes it easy to understand the differences but may require additional parsing for specific use cases.

  • object-diff:

    object-diff returns a simple output that highlights the differences between objects. It is straightforward but may lack the depth of information provided by deep-diff.

Ease of Use

  • deep-object-diff:

    deep-object-diff is relatively easy to use, with a straightforward API that allows developers to quickly implement object comparisons without extensive configuration.

  • deep-diff:

    deep-diff has a steeper learning curve due to its comprehensive features and detailed output. Developers may need to invest time to understand its API and how to effectively utilize its capabilities.

  • object-diff:

    object-diff is the simplest to use among the three, with a minimalistic API that makes it easy for developers to get started with object comparisons.

Use Cases

  • deep-object-diff:

    deep-object-diff is best suited for performance-sensitive applications where quick comparisons of deeply nested objects are required, such as in real-time applications or large data processing.

  • deep-diff:

    deep-diff is ideal for applications that require detailed change tracking, such as state management in complex applications, version control systems, or any scenario where understanding the exact changes is critical.

  • object-diff:

    object-diff is perfect for simple use cases where quick and straightforward object comparisons are needed, such as in form validation or basic state comparisons.

How to Choose: deep-object-diff vs deep-diff vs object-diff
  • deep-object-diff:

    Select deep-object-diff if you are looking for a lightweight library that focuses specifically on detecting differences between two objects without additional overhead. It is ideal for scenarios where performance is critical and you only need to know what has changed without extensive detail.

  • deep-diff:

    Choose deep-diff if you need a comprehensive solution that can handle complex nested objects and provides detailed change tracking, including added, deleted, and modified properties. It is well-suited for applications that require a thorough comparison of objects.

  • object-diff:

    Opt for object-diff if you want a straightforward and easy-to-use library for comparing objects. It is particularly useful for simple use cases where you need to quickly identify differences without the need for deep nesting or complex structures.

Similar Npm Packages to deep-object-diff

deep-object-diff is a JavaScript library designed to perform deep comparisons between two objects and identify the differences between them. This can be particularly useful in various scenarios, such as tracking changes in state, synchronizing data, or implementing features like undo/redo functionality. The library provides a straightforward API that allows developers to easily compare nested objects and retrieve the differences in a structured format.

While deep-object-diff is a powerful tool for object comparison, there are other libraries available that offer similar functionality. Here are a couple of alternatives:

  • deep-diff is another library that provides deep comparison capabilities for JavaScript objects. It allows you to detect changes between two objects, including additions, deletions, and modifications. deep-diff is known for its flexibility and can handle complex nested structures. It also provides a variety of options for customizing the comparison process, making it suitable for a wide range of use cases.
  • object-diff is a simpler alternative that focuses on comparing two objects and returning the differences. While it may not have all the advanced features of deep-object-diff or deep-diff, it offers a lightweight solution for straightforward object comparisons. If you need a quick and easy way to identify changes between two flat objects, object-diff can be a suitable choice.

To explore how deep-object-diff compares with deep-diff and object-diff, check out the comparison: Comparing deep-diff vs deep-object-diff.

Similar Npm Packages to deep-diff

deep-diff is a JavaScript library that provides a way to deeply compare two objects and identify the differences between them. It is particularly useful for applications that need to track changes in complex data structures, such as state management in React applications or data synchronization between different sources. The library can return detailed information about what has changed, including added, deleted, or modified properties, making it a powerful tool for debugging and data manipulation.

While deep-diff is a robust solution for object comparison, there are other libraries in the ecosystem that offer similar functionalities. Here are a few alternatives:

  • deep-object-diff is a library that focuses specifically on the differences between two objects. It provides a simple API to compare objects deeply and returns a structured output that highlights the differences. This library is particularly useful for applications that require a clear and concise representation of changes between objects, making it easier to manage updates and state changes.
  • object-diff is another alternative that provides a straightforward way to compare two objects and retrieve the differences. It is designed to be lightweight and easy to use, making it suitable for projects where simplicity is a priority. object-diff can be a good choice for developers looking for a minimalistic approach to object comparison without the additional features that some other libraries might offer.

To see how deep-diff compares with deep-object-diff and object-diff, check out the comparison: Comparing deep-diff vs deep-object-diff vs object-diff.

Similar Npm Packages to object-diff

object-diff is a JavaScript library designed to compare two objects and identify the differences between them. It provides a straightforward API for detecting changes, additions, and deletions in object properties. This can be particularly useful in scenarios such as state management, data synchronization, and version control. While object-diff is effective for comparing objects, there are several alternatives available that offer similar functionality. Here are a few noteworthy options:

  • deep-diff is a robust library for deep comparison of JavaScript objects. It can detect changes at any level of nesting, making it suitable for complex data structures. Deep-diff provides a detailed output that includes added, deleted, and modified properties, allowing developers to understand the differences comprehensively. If you need a library that can handle intricate object comparisons with a focus on depth and detail, deep-diff is an excellent choice.
  • jsondiffpatch is another powerful library that specializes in comparing JSON objects. It not only identifies differences but also provides a way to apply those differences to reconstruct the original object. This can be particularly useful for applications that need to track changes over time or synchronize data between different states. With its ability to generate patches and revert changes, jsondiffpatch is ideal for applications requiring a more dynamic approach to object comparison.

To see how object-diff compares with deep-diff and jsondiffpatch, check out the comparison: Comparing object-diff vs deep-diff vs jsondiffpatch.

README for deep-object-diff

deep-object-diff

❄️

Deep diff two JavaScript Objects

Build Status Code coverage version downloads MIT License PRs Welcome

A small library that can deep diff two JavaScript Objects, including nested structures of arrays and objects.

Installation

yarn add deep-object-diff

npm i --save deep-object-diff

Functions available:

Importing

import { diff, addedDiff, deletedDiff, updatedDiff, detailedDiff } from 'deep-object-diff';

Usage:

diff:

const lhs = {
  foo: {
    bar: {
      a: ['a', 'b'],
      b: 2,
      c: ['x', 'y'],
      e: 100 // deleted
    }
  },
  buzz: 'world'
};

const rhs = {
  foo: {
    bar: {
      a: ['a'], // index 1 ('b')  deleted
      b: 2, // unchanged
      c: ['x', 'y', 'z'], // 'z' added
      d: 'Hello, world!' // added
    }
  },
  buzz: 'fizz' // updated
};

console.log(diff(lhs, rhs)); // =>
/*
{
  foo: {
    bar: {
      a: {
        '1': undefined
      },
      c: {
        '2': 'z'
      },
      d: 'Hello, world!',
      e: undefined
    }
  },
  buzz: 'fizz'
}
*/

addedDiff:

const lhs = {
  foo: {
    bar: {
      a: ['a', 'b'],
      b: 2,
      c: ['x', 'y'],
      e: 100 // deleted
    }
  },
  buzz: 'world'
};

const rhs = {
  foo: {
    bar: {
      a: ['a'], // index 1 ('b')  deleted
      b: 2, // unchanged
      c: ['x', 'y', 'z'], // 'z' added
      d: 'Hello, world!' // added
    }
  },
  buzz: 'fizz' // updated
};

console.log(addedDiff(lhs, rhs));

/*
{
  foo: {
    bar: {
      c: {
        '2': 'z'
      },
      d: 'Hello, world!'
    }
  }
}
*/

deletedDiff:

const lhs = {
  foo: {
    bar: {
      a: ['a', 'b'],
      b: 2,
      c: ['x', 'y'],
      e: 100 // deleted
    }
  },
  buzz: 'world'
};

const rhs = {
  foo: {
    bar: {
      a: ['a'], // index 1 ('b')  deleted
      b: 2, // unchanged
      c: ['x', 'y', 'z'], // 'z' added
      d: 'Hello, world!' // added
    }
  },
  buzz: 'fizz' // updated
};

console.log(deletedDiff(lhs, rhs));

/*
{
  foo: {
    bar: {
      a: {
        '1': undefined
      },
      e: undefined
    }
  }
}
*/

updatedDiff:

const lhs = {
  foo: {
    bar: {
      a: ['a', 'b'],
      b: 2,
      c: ['x', 'y'],
      e: 100 // deleted
    }
  },
  buzz: 'world'
};

const rhs = {
  foo: {
    bar: {
      a: ['a'], // index 1 ('b')  deleted
      b: 2, // unchanged
      c: ['x', 'y', 'z'], // 'z' added
      d: 'Hello, world!' // added
    }
  },
  buzz: 'fizz' // updated
};

console.log(updatedDiff(lhs, rhs));

/*
{
  buzz: 'fizz'
}
*/

detailedDiff:

const lhs = {
  foo: {
    bar: {
      a: ['a', 'b'],
      b: 2,
      c: ['x', 'y'],
      e: 100 // deleted
    }
  },
  buzz: 'world'
};

const rhs = {
  foo: {
    bar: {
      a: ['a'], // index 1 ('b')  deleted
      b: 2, // unchanged
      c: ['x', 'y', 'z'], // 'z' added
      d: 'Hello, world!' // added
    }
  },
  buzz: 'fizz' // updated
};

console.log(detailedDiff(lhs, rhs));

/*
{
  added: {
    foo: {
      bar: {
        c: {
          '2': 'z'
        },
        d: 'Hello, world!'
      }
    }
  },
  deleted: {
    foo: {
      bar: {
        a: {
          '1': undefined
        },
        e: undefined
      }
    }
  },
  updated: {
    buzz: 'fizz'
  }
}
*/

License

MIT

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