@monstermann/fn/dist/option/isNone.js

A utility library for TypeScript.

import { dfdlT } from "@monstermann/dfdl";

//#region src/option/isNone.ts
/**
* `isNone(value)`
*
* Checks if a value is `null` or `undefined`. Returns `true` if the value is either `null` or `undefined`, otherwise returns `false`.
*
* ```ts
* isNone(null); // true
* isNone(undefined); // true
* isNone(0); // false
*/
const isNone = dfdlT((value) => {
	return value == null;
}, 1);

//#endregion
export { isNone };