Module

x/rambda/index.d.ts>findIndex

Faster and smaller alternative to Ramda
selfrefactor/rambda
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function findIndex
import { findIndex } from "https://dotland.deno.dev/x/rambda@v9.2.0/index.d.ts";

It returns the index of the first element of list satisfying the predicate function.

If there is no such element, then -1 is returned.

Parameters

predicate: (x: T) => boolean
list: T[]

Returns

number

Parameters

predicate: (x: T) => boolean

Returns

(list: T[]) => number