is-empty

Check whether a value is "empty".

v1.2.0 URL: https://unpkg.com/is-empty@1.2.0/lib/index.js

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array check empty file is map object set value

kind-of

Get the native type of a value.

v6.0.3 URL: https://unpkg.com/kind-of@6.0.3/index.js

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arguments array boolean check date function is is-type is-type-of kind kind-of number object of regexp string test type type-of typeof types

has-value

Returns true if a value exists, false if empty. Works with deeply nested values using object paths.

v2.0.2 URL: https://unpkg.com/has-value@2.0.2/index.js

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array boolean check deep empty function has hasOwn is-empty nested null number object object path properties property string type value

has-values

Returns true if any values exist, false if empty. Works for booleans, functions, numbers, strings, nulls, objects and arrays.

v2.0.1 URL: https://unpkg.com/has-values@2.0.1/index.js

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array boolean empty find function has hasOwn javascript js key keys node.js null number object properties property string type util utilities utility value values

typical

Isomorphic, functional type-checking for Javascript

v7.3.0 URL: https://unpkg.com/typical@7.3.0/index.js

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type checking check value valid is detect number object plainobject array like defined string boolean function promise iterable class primitive isstring isclass isiterable isdefined isobject isomorphic async is-async es6 es2015