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446 BJavaScriptView Raw
1// Copyright 2017-2022 @polkadot/util authors & contributors
2// SPDX-License-Identifier: Apache-2.0
3
4/**
5 * @name isBoolean
6 * @summary Tests for a boolean value.
7 * @description
8 * Checks to see if the input value is a JavaScript boolean.
9 * @example
10 * <BR>
11 *
12 * ```javascript
13 * import { isBoolean } from '@polkadot/util';
14 *
15 * isBoolean(false); // => true
16 * ```
17 */
18export function isBoolean(value) {
19 return typeof value === 'boolean';
20}
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