Markdium-用 Polkadot-JS API 輕鬆搭建 Substrate 前端

Markdium-javascript.js

const unsub = await api.queryMulti([
  // 一個 getter function
  api.query.timestamp.now,
  // 另一個 getter function，及所需參數
  [api.query.balances.freeBalance, ADDR],
  [api.query.system.accountNonce, ADDR],
], ([now, balance, nonce]) => { // 回調函數
  console.log(`${now}: balance of ${balance} and a nonce of ${nonce}`);
});