isNullish
Determine if a value is null or undefined
53 bytes
Usage
Pass in a value and get a boolean telling you if the value is null or undefined.
import * as import _
_ from 'radashi'
import _
_.function isNullish(value: unknown): value is null | undefinedexport isNullish
Return true if the given value is null or undefined.
isNullish(null) // => trueimport _
_.function isNullish(value: unknown): value is null | undefinedexport isNullish
Return true if the given value is null or undefined.
isNullish(var undefined
undefined) // => trueimport _
_.function isNullish(value: unknown): value is null | undefinedexport isNullish
Return true if the given value is null or undefined.
isNullish('') // => falseimport _
_.function isNullish(value: unknown): value is null | undefinedexport isNullish
Return true if the given value is null or undefined.
isNullish([]) // => falseimport _
_.function isNullish(value: unknown): value is null | undefinedexport isNullish
Return true if the given value is null or undefined.
isNullish(0) // => false