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Returns true if a number or string value is a finite number. Useful for regex matches, parsing, user input, etc.
Transforms css values and at-rule params into the tree
Simple key-value storage with support for multiple backends
Light ECMAScript (JavaScript) Value Notation - human written, concise, typed, flexible
Define a lazily evaluated property on an object
- lazy
- property
- properties
- prop
- define
- object
- value
- lazily
- laziness
- evaluation
- eval
- execute
- getter
- function
- View more
Define a non-enumerable property on an object. Uses Reflect.defineProperty when available, otherwise Object.defineProperty.
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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Returns true if the value is an object and not an array or null.
Returns true if an object was created by the `Object` constructor, or Object.create(null).
Returns true if a value has the characteristics of a valid JavaScript descriptor. Works for data descriptors and accessor descriptors.
Map object keys and values into a new object
Convert a value to an array
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 exists, false if empty. Works with deeply nested values using object paths.
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 we tested does this, or does it correctly).
Iterate over the own and inherited enumerable properties of an object, and return an object with properties that evaluate to true from the callback. Exit early by returning `false`. JavaScript/Node.js
Convert object keys to camel case
Filter object keys and values into a new object