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Module

x/fun/refinement.ts>isArray

A collection of algebraic data types, lenses, and schemables based on a light weight higher kinded type implementation. Written for deno.
Latest
function isArray
import { isArray } from "https://deno.land/x/fun@v2.0.0/refinement.ts";

An instance of Refinement<unknown, Array<unknown>>.

Examples

Example 1

import * as R from "./refinement.ts";

const result1 = R.isArray(null); // false
const result2 = R.isArray([]);
// true, a variable is now typed as Array<unknown>

Parameters

a: unknown

Returns

a is Array<unknown>