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two functions: One that returns true, one that returns false
Returns true if any values exist, false if empty. Works for booleans, functions, numbers, strings, nulls, objects and arrays.
combine predicate (bool returning) functions with propositional logic connectives (and, or, not)
A collection of utility functions for working with randomness.
- array
- boolean
- chance
- collection
- combination
- date
- exclusive
- float
- inclusive
- integer
- iterable
- luck
- mersenne twister
- number
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Boolchain - chainable boolean functions
Get the native type of a value.
library of recurring, unconnected functions
Returns true if a value exists, false if empty. Works with deeply nested values using object paths.
ECMAScript “ToPrimitive” algorithm. Provides ES5 and ES2015 versions.
- primitive
- abstract
- ecmascript
- es5
- es6
- es2015
- toPrimitive
- coerce
- type
- object
- string
- number
- boolean
- symbol
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turf boolean-contains module
Creator functions for common reducers
turf boolean-parallel module
turf boolean-within module
A simple set of functions that return a boolean.
Isomorphic, functional type-checking for Javascript
turf boolean-concave module
turf boolean-valid module
turf boolean-touches module
Returns `true` if the value is a primitive.
A lightweight library for comparing boolean functions and generating truth tables.