963 packages found
Returns true if a value exists, false if empty. Works with deeply nested values using object paths.
ES2015 `Object.assign()` ponyfill
Really Fast Deep Clone
Set nested properties on an object using dot notation.
- bury
- deep-get-set
- deep-object
- deep-property
- deep-set-in
- deep-set
- deephas
- dot-prop
- dot2val
- es5-dot-prop
- get
- getsetdeep
- has
- hasown
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A better Object.defineProperty()
Use Custom Properties Queries in CSS
Property descriptor factory
Make a function mimic another one
Create an error with a code
Force V8 to use fast properties for an object
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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Style once, use everywhere. A build system for creating cross-platform styles.
A CSS property value parser for use with PostCSS
Use logical properties and values in CSS
- postcss
- css
- postcss-plugin
- logical
- flow
- relative
- property
- properties
- values
- ltr
- rtl
- dir
- directions
- directional
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Returns true if any values exist, false if empty. Works for booleans, functions, numbers, strings, nulls, objects and arrays.
Use property paths like 'a.b.c' to get a nested value from an object. Even works when keys have dots in them (no other dot-prop library can do this!).
Use the overflow shorthand in CSS
Returns true if a value has the characteristics of a valid JavaScript accessor descriptor.
Returns true if a value has the characteristics of a valid JavaScript data descriptor.
Returns true if a value has the characteristics of a valid JavaScript descriptor. Works for data descriptors and accessor descriptors.