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Created June 1, 2018 23:58
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Get Ethereum transaction confirmations count
async function getConfirmations(txHash) {
try {
// Instantiate web3 with HttpProvider
const web3 = new Web3('')
// Get transaction details
const trx = await web3.eth.getTransaction(txHash)
// Get current block number
const currentBlock = await web3.eth.getBlockNumber()
// When transaction is unconfirmed, its block number is null.
// In this case we return 0 as number of confirmations
return trx.blockNumber === null ? 0 : currentBlock - trx.blockNumber
catch (error) {
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this is work foe me thanks

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