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@polkadot/util/is/null.d.ts

Version:

335 BTypeScriptView Raw

1/**
* @name isNull
* @summary Tests for a `null` values.
* @description
* Checks to see if the input value is `null`.
* @example
* <BR>
*
* ```javascript
* import { isNull } from '@polkadot/util';
*
* console.log('isNull', isNull(null)); // => true
* ```
*/
15export declare function isNull(value?: unknown): value is null;

1	`/**`
2	`* @name isNull`
3	* @summary Tests for a `null` values.
4	`* @description`
5	* Checks to see if the input value is `null`.
6	`* @example`
7	`* <BR>`
8	`*`
9	* ```javascript
10	`* import { isNull } from '@polkadot/util';`
11	`*`
12	`* console.log('isNull', isNull(null)); // => true`
13	* ```
14	`*/`
15	`export declare function isNull(value?: unknown): value is null;`