keywords:isUndefined

typechecker

Utilities to get and check variable types (isString, isPlainObject, isRegExp, etc)

published version 9.3.0, a year ago36 dependents licensed under $Artistic-2.0

929,663

Comprehensive TypeScript/JavaScript utility library with cross-environment support (Node.js, browser, web worker) providing helper functions, polyfills (ES5-ES2023), type checking utilities, and optimized implementations for better minification and code r

nevware21bot

published version 0.12.5, a month ago33 dependents licensed under $MIT

2,075,172

@daybrush/utils

utils for daybrush

younkue

published version 1.13.0, 2 years ago89 dependents licensed under $MIT

809,303

ts-type-guards

Curried TypeScript type guards for primitive types and classes

alling

published version 0.7.0, 5 years ago8 dependents licensed under $MIT

48,845

@phun-ky/typeof

A set of JavaScript helper functions to check for types

phun-ky

published version 1.2.18, 4 days ago5 dependents licensed under $MIT

256,176

ts-util-is

TypeScript typeof utility helper with no dependencies.

justinlettau

published version 2.1.0, a year ago19 dependents licensed under $MIT

17,067

node-screwdriver

Node toolkit adding some helpful functions: files, array, string, color, math ...

komrod

published version 0.1.7, 8 years ago2 dependents licensed under $MIT

3,729

@js-utilities/typecheck

Utility library for javascript type checking.

shapovalov_v

published version 0.1.6, 4 years ago3 dependents licensed under $MIT

2,210

@extremejs/utils

ExtremeJS Utilities

ardalanamini

published version 1.0.0-beta.22, a year ago3 dependents licensed under $MIT

1,085

pp-is

Collection of methods for check

carlos-sweb

published version 1.2.7, 10 days ago6 dependents licensed under $MIT

317

x-utils-es

helper tools for javascript validation

anon101

published version 2.4.0, 4 years ago0 dependents licensed under $MIT

163

typeis.js

The fast and reliable JS type-checking toolbox!

iclusterdev

published version 1.0.18, 5 years ago1 dependents licensed under $MIT

49

robb-clone

Simple type checker in JavaScript.

veselov

published version 0.2.2, 9 years ago0 dependents

55

whats-the-type

Type detection beyond `typeof`

draber

published version 2.4.0, 3 years ago1 dependents licensed under $MIT

40

what-is

A very simple "typeof" detection

tvardy

published version 0.1.2-EOL, 8 years ago0 dependents licensed under $ISC

48

@ahmetilhn/handy-utils

Handy utils offers developers a powerful and easy-to-use toolset. With its clean, modular and scalable code structure, it accelerates development processes and reduces code complexity. With a wide range of functions, it offers ready-made methods for solvi