@nervosnetwork/ckb-sdk-utils/lib-esm/sizes.js

Utils module of @nervosnetwork/ckb-sdk-core

import { serializeWitnessArgs, serializeTransaction } from './serialization/transaction.js';
export const getTransactionSize = (transaction) => {
    const tx = Object.assign(Object.assign({}, transaction), { witnesses: transaction.witnesses.map(wit => (typeof wit === 'string' ? wit : serializeWitnessArgs(wit))) });
    const VIRTUAL_COST = 4;
    const serializedTransaction = serializeTransaction(tx);
    return serializedTransaction.slice(2).length / 2 + VIRTUAL_COST;
};
export default { getTransactionSize };
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