JSPM

Coalesce for JavaScript. Returns the first value that is not undefined or null.

Test if a value is null.

Test if a value is undefined or null.

Nullable type and helper functions for typescript

Check if a given object is null or empty

Checks if a value is null.

👺 weak but accurate type checking that returns a string representation of input's type

Simple JS library that checks if value is an empty object, collection, string

Validates if a value is undefined or null.

Validates if a value is null.

Small utility to check variable types

shortcut methods for util.isNullOrUndefined

Check does the given Javascript Object is a null.

javaScript-stand-supplement

javaScript-stand-supplement

Check does the given Javascript Object is a null.

Test if a value is an array-like object containing only null values.