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483 BJavaScriptView Raw
1// Copyright 2017-2022 @polkadot/util authors & contributors
2// SPDX-License-Identifier: Apache-2.0
3
4/**
5 * @name isBigInt
6 * @summary Tests for a `BigInt` object instance.
7 * @description
8 * Checks to see if the input object is an instance of `BigInt`
9 * @example
10 * <BR>
11 *
12 * ```javascript
13 * import { isBigInt } from '@polkadot/util';
14 *
15 * console.log('isBigInt', isBigInt(123_456n)); // => true
16 * ```
17 */
18export function isBigInt(value) {
19 return typeof value === 'bigint';
20}
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