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6000 packages found
string representations of objects in node and the browser
Function argument validation for humans
- type
- types
- check
- checking
- guard
- guards
- assert
- assertion
- predicate
- predicates
- is
- validate
- validation
- utility
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Type check values
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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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.
util.inspect replacement based on Unexpected's output and type system
A utility library to check if a value is empty in JavaScript.
Define a non-enumerable read-only property.
string representations of objects in node and the browser
zero dependencies vanilla JavaScript utils.
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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A collection of utilities for JavaScript objects
Test if a value is a string.
Returns true if any values exist, false if empty. Works for booleans, functions, numbers, strings, nulls, objects and arrays.
A util method that returns all object leaves
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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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.
Minimal async jobs utility library, with streams support
Test if a value is a plain object.