title: what dose @param notation in javaScript
body: <pre><code>/**
   * Create mulit signature wallet function
   * @param account {String} account name
   * @returns {String} Return multisig wallet address
   */
  const createMultiSigWallet = async(account) =&gt; {
      if (!account) throw new Error('Account name is required.');
      let keys = [];
      await keys.push(await creat`enter code here`eWallet());
      await keys.push(await createWallet());
      //keys.toString();`enter code here`
      //console.log(client.execute('addmultisigaddress', [2, keys, account]));
      return client.execute('addmultisigaddress', [2, keys, account]);
  };
  </code></pre>
  
  <p>it is function of node.js what does mean @param in javascript </p>