包详细信息

is-null-like

royriojas505MIT1.0.3

A simple javascript function that will return true if the value is null like (aka undefined or null)

is null, is undefined, utility, is null or undefined

自述文件

NPM Version Build Status

is-null-like

A simple javascript function that will return true if the value is null like (aka undefined or null)

Installation

npm i --save is-null-like

Overview

describe( 'is-null-like', function () {
  it( 'should return true in case of null', function () {
    var isNullLike = require( '../' );

    expect( isNullLike( null ) ).to.be.true;
  } );
  it( 'should return true in case of undefined', function () {
    var isNullLike = require( '../' );
    var nodef;

    expect( isNullLike( nodef ) ).to.be.true;
  } );

  it( 'should return false if the value passed is an object or primitive', function () {
    var isNullLike = require( '../' );

    expect( isNullLike( 3 ) ).to.be.false;
    expect( isNullLike( {} ) ).to.be.false;
  } );
} );

License

MIT

Changelog

changelog