@silen/is-array

Check if the parameter is array

Usage no npm install needed!

<script type="module">
  import silenIsArray from 'https://cdn.skypack.dev/@silen/is-array';
</script>

README

is-array

Determine if a value is Array

install

npm i @silen/is-array

api

  • declare function isArray(val: any): boolean;

usage

const { isArray } = require('@silen/is-array');
// or
import { isArray } from '@silen/is-array';

console.log(isArray(new Buffer(4)));
console.log(isArray(Buffer.alloc(4)));
console.log(isArray(undefined));
console.log(isArray(null));
console.log(isArray(''));
console.log(isArray(true));
console.log(isArray(0));
console.log(isArray(1));
console.log(isArray(1.0));
console.log(isArray('string'));
console.log(isArray({}));
console.log(isArray(function foo() {}));
console.log(isArray(Symbol()));
console.log(isArray(new Set));
console.log(isArray(new Map));
console.log(isArray(new WeakMap));
console.log(isArray(new WeakSet));

// or
console.log(window.Type.isArray(new WeakSet));

This is a demo for testing the usage of isArray from @silen/is-array module. You can try the others and do likewise.

others