@skhemata/skhemata-form/src/validator/lib/isBtcAddress.js

Skhemata Form Web Component. This web component can be used as base web component when working with forms and inputs.

import assertString from './util/assertString';

// supports Bech32 addresses
const btc = /^(bc1|[13])[a-zA-HJ-NP-Z0-9]{25,39}$/;

export default function isBtcAddress(str) {
  assertString(str);
  return btc.test(str);
}