A simple library to determine whether the object is null-like or not.
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Updated
Apr 28, 2022 - JavaScript
A simple library to determine whether the object is null-like or not.
Safe navigation using ES2015 Proxies
Eslint rule to prevent undefined declaration in favor of optional chaining (?) operator in Typescript
Formerly rhumsaa/uuid. A PHP 5.4+ library for generating RFC 4122 version 1, 3, 4, and 5 universally unique identifiers (UUID).
Use hasNil to traverse chained object properties and check for null or undefined values.
A TypeScript isomorphic adaptation of Java's Optional.
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.
Difference between null and undefined
Checking how undefined string and number variables handles truthiness
Functions that check if argument is, or is not, undefined or null
Explains difference between undefined and not defined.
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