@nempet/is-null-or-undefined

Is a simple npm package to check if sent arguments are null or undefined.

Features:

• You can send as many arguments as you want to check in one run
• If one of the arguments is null or undefined it will return: true

Install

To install @nempet/is-null-or-undefined package just run:

npm i @nempet/is-null-or-undefined

Usage examples

const isNullOrUndefined = require('is-null-or-undefined');

The following examples will always return: false as sent arguments are not NULL neither are Undefined

  isNullOrUndefined('1'); // will return false

  isNullOrUndefined(2); // will return false

  isNullOrUndefined({someInt: 123}); // will return false

  isNullOrUndefined('1'); // will return false

  isNullOrUndefined('1', 2, '3', {}, 4, 5); // will return false

  isNullOrUndefined({ some: null }); // will return false

  isNullOrUndefined({ some: undefined }); // will return false

The following examples will always return: true as sent arguments are either NULL or Undefined

  isNullOrUndefined('1', 2, '3', {}, null, 5); // will return true

  isNullOrUndefined('1', 2, undefined, {}, 4, 5); // will return true

Contribution

Feel free to contribute by forking this repository, making changes, and submitting pull requests. For any questions or advice place an issue on this repository.

License

MIT