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5704 packages found
string representations of objects in node and the browser
Type check values
Function argument validation for humans
- type
- types
- check
- checking
- guard
- guards
- assert
- assertion
- predicate
- predicates
- is
- validate
- validation
- utility
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Extend an object with the properties of additional objects. node.js/javascript util.
- assign
- clone
- extend
- merge
- obj
- object
- object-assign
- object.assign
- prop
- properties
- property
- props
- shallow
- util
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util.inspect replacement based on Unexpected's output and type system
prelude.ls is a functionally oriented utility library. It is powerful and flexible. Almost all of its functions are curried. It is written in, and is the recommended base library for, LiveScript.
Define a non-enumerable read-only property.
A utility library to check if a value is empty in JavaScript.
string representations of objects in node and the browser
Test if a value is a string.
A tiny (194B) utility for safely writing deep Object values~!
Set and get values on objects via dot-notation strings.
zero dependencies vanilla JavaScript utils.
A collection of utilities for JavaScript objects
A simple object mapping utility that makes it easy to map data from one object to another. Create object mappers using fluent interface that supports deep references (dot notation), custom transformations, and object merging.
A collection of more than 60 often used utility JS functions that simplify frontend development.
- utils
- utilities
- utility
- custom events
- cookies
- object
- css variables
- FormData
- parse html
- deep merge
- string
- json
- number
- array
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Returns true if any values exist, false if empty. Works for booleans, functions, numbers, strings, nulls, objects and arrays.
Minimal async jobs utility library, with streams support
Test if an object has a specified property.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- object
- obj
- has
- hasown
- hasownproperty
- property
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Test if a value is a plain object.