Questions tagged [web3js-v1.x]

For questions specifically about version 1.x of the web3js Javascript API and library for Ethereum

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Issues connecting Web3js to local testnet

I am trying to connect web3 to a testnet running locally. I am using the following code var web3 = new Web3(Web3.givenProvider || "ws://localhost:8546"); var account = '...
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1answer
204 views

web3.js-1.0.0-beta.36 - I can not connect to INFURA

Help with the solution Installed the web3.js-1.0.0-beta.36 package on the hosting server. Register and receive from Infura https://mainnet.infura.io/v3/myadress 3.Where and what should I register to ...
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2answers
424 views

Getting error while deploying with web3 version 1 using async wait

I am trying to deploy my code to Infura network i compiled and i got no errors but now when i am trying to deploy i am getting error const HDWalletProvider = require('truffle-hdwallet-provider'); ...
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1answer
136 views

web3js (v1.0.0-beta36) unable to use - Cannot find module 'buffer'

I included dist/web3.js (1.0.0-beta36) in my html file as below <script type="text/javascript" src="./web3.js"></script> <script type="text/javascript"> var Web3 = require('web3'...
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1answer
312 views

How to sign a transaction using web3 1.0?

When trying the following code I will get an an wrong JSON RPC response. const fnc = myContract.methods.transferToken(...).encodeABI(); const tx = Object.assign({ nonce: nonce, ...
1
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0answers
28 views

Unable to install web3-eth-ens while installing web3-version 35

I had web3 ver 36. Due to an issue, I rolled back to ver 35 as follows - npm install -g web3@1.0.0-beta.35 --save Before this, I did npm cache clear --force. However, it looks like web3-eth-ens is ...
1
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1answer
61 views

Web3js 1.0 events: closing the contract.events “socket”

My code is the following: contract.events.Deposit({}, function (err, event) { if (err) { console.error; } else { console.log(event.blockNumber); } }) .on('data', ...
0
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1answer
127 views

how to get previous transaction history for a particular address web3js1.0.0 [duplicate]

web3.eth.getPastLogs({ fromBlock : 3150168, toBlock : 3153168, address: "0xAD08C190Ed643ec60afBbAEB2E284F616F3C3b43", topics: [topics] }) .then(result=>{}) .catch(error=>{}) how ...
5
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1answer
1k views

SendSignedTransaction web3 v1.0 smart contract method call

Running parity node, connected to Kovan testnet. Contract Address: 0x354Db5AE17b11fbc01A8a146B63506b1d90872E0 Using a nodejs app + web3 to send/sign transactions with the private key corresponding to ...