# to install
npm install cypress --save-dev
# to run
npx cypress open
# or use the long path to run
# ./node_modules/.bin/cypress open

brew update
brew upgrade
brew tap ethereum/ethereum
brew install solidity

// SearchTransactionsNote.js
// requires [email protected] or higher
// verify installed version
// npm list algosdk
const algosdk = require('algosdk');
const indexer_token = "";
const indexer_server = "http://localhost";
const indexer_port = 8980;
// Instantiate the indexer client wrapper
let indexerClient = new algosdk.Indexer(indexer_token, indexer_server, indexer_port);
(async () => { let names = '{"firstName":"John"'; const enc = new TextEncoder(); const note = enc.encode(names); const s = Buffer.from(note).toString("base64"); let transactionInfo = await indexerClient.searchForTransactions() .minRound(10894697) .notePrefix(s).do(); console.log("Information for Transaction search: " + JSON.stringify(transactionInfo, undefined, 2)); // create a buffer if (transactionInfo.transactions.length > 0) { console.log("First Match:"); const buff = Buffer.from(transactionInfo.transactions[0].note, 'base64'); // decode buffer as UTF-8 const str = buff.toString('utf-8'); // print normal string console.log(str); }
})().catch(e => { console.log(e); console.trace();
});