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695 BJavaScriptView Raw
1import { hasBigInt } from '@polkadot/util';
2import { bip39Generate, isReady } from '@polkadot/wasm-crypto';
3import { generateMnemonic } from './bip39.js';
4/**
5 * @name mnemonicGenerate
6 * @summary Creates a valid mnemonic string using using [BIP39](https://github.com/bitcoin/bips/blob/master/bip-0039.mediawiki).
7 * @example
8 * <BR>
9 *
10 * ```javascript
11 * import { mnemonicGenerate } from '@polkadot/util-crypto';
12 *
13 * const mnemonic = mnemonicGenerate(); // => string
14 * ```
15 */
16export function mnemonicGenerate(numWords = 12, wordlist, onlyJs) {
17 return !hasBigInt || (!wordlist && !onlyJs && isReady())
18 ? bip39Generate(numWords)
19 : generateMnemonic(numWords, wordlist);
20}