undefined
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- Language:JavaScript
/ assert-is-primitive
Test if a value is a JavaScript primitive.
Language:JavaScript 2/ assert-is-undefined-or-null
Test if a value is undefined or null.
Language:JavaScript 2/ bottom
Simple stub factories slightly mimicking undefined from Haskell
Language:TypeScript 2/ nuller
nuller is a simple library for providing default values for null or undefined object property access, created for/at the OSS workshop :lion:
Language:JavaScript 2/ varbash
Script to check Bash scripts for empty or undefined Bash variables
Language:Shell 2/ nullfined
💊 1kb tiny convert null value from any type of value to undefined.
Language:JavaScript 2/ jinja_neverundefined
Jinja2 extension that never undefined
Language:Python 1/ rd-namaste-javaScript
Namaste JavaScript notes provide a comprehensive guide for mastering JavaScript. Covering key concepts, syntax, and practical applications, it's an invaluable resource for developers seeking JavaScript proficiency.
/ assert-is-primitive-array
Test if a value is an array-like object containing only JavaScript primitives.
Language:JavaScript 1/ assert-is-undefined
Test if a value is undefined.
Language:JavaScript 1/ type
Common types, type guards and checkers.
Language:TypeScript 1/ filter-nil
Filters array entries that are null or undefined.
Language:JavaScript 1/ une
JavaScript Package for checking is variable empty,undefined or null
Language:JavaScript 1- Language:JavaScript 1
- Language:PHP 1
- Language:JavaScript 1
- Xbox-Game-Pass-Activator-Free-2025
/ Xbox-Game-Pass-Activator-Free-2025
Xbox Game Pass is a subscription service offered by Microsoft that gives players access to a rotating catalog of games for Xbox consoles and Windows PCs. Subscribers can download and play a wide range of games, including new releases and popular titles, as long as their subscription is active.
/ neatutil.optional
A TypeScript isomorphic adaptation of Java's Optional.
Language:TypeScript/ eslint-plugin-no-explicit-undefined
Eslint rule to prevent undefined declaration in favor of optional chaining (?) operator in Typescript
Language:JavaScript/ typ
Clean type handling for the Go programming language with undefinable and nullable generic types.
Language:Go- Language:Java
/ v_rifier
Flexible Data Validation Module with Built in default Types.
Language:JavaScript- Language:Swift
/ null-undefined-guard
Guard against null or undefined values
Language:TypeScript/ lodash-es-merge-undefined
This is an alternative to the lodash's merge function, but it does overwrite values with undefined
Language:JavaScript/ var-let-const-youtube
repositorio para o vídeo gravado para o youtube sobre variáveis javascript, var, let e const e escopo
Language:JavaScript/ is-null-or-undefined
Is a simple npm package to check if sent arguments are null or undefined.
Language:JavaScript/ type
A set of useful utility functions for JavaScript run-time type checking and inspection.
Language:TypeScript- Language:JavaScript
/ node-is-null-like
A simple library to determine whether the object is null-like or not.
Language:JavaScript/ has-value-no-value
Functions that check if argument is, or is not, undefined or null
Language:JavaScript- Language:JavaScript