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Function: none()

Returns true if fn returns a falsy value for all values of iterable. Otherwise returns false.

Example​

import { none, pipe } from 'lfi'

console.log(
  pipe(
    [`sloth`, `lazy`, `sleep`],
    none(word => word.includes(`s`)),
  ),
)
//=> false

console.log(
  pipe(
    [`sloth`, `lazy`, `sleep`],
    none(word => word.includes(`x`)),
  ),
)
//=> true
Playground

Since​

v0.0.1

Call Signature​

none<Value>(fn): (iterable) => boolean

Type Parameters​

• Value

Parameters​

fn​

(value) => unknown

Returns​

Function

Parameters​

iterable​

Iterable<Value, any, any>

Returns​

boolean

Defined in​

predicates.d.ts:284

Call Signature​

none<Value>(fn, iterable): boolean

Type Parameters​

• Value

Parameters​

fn​

(value) => unknown

iterable​

Iterable<Value, any, any>

Returns​

boolean

Defined in​

predicates.d.ts:284