web3 js functions like:

getTransaction() What should be the input? contract address or account address or transaction hash?

likewise for other contracts like getTransactionReceipt and all?

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1 Answer 1


As per the docs,

web3.eth.getTransaction(transactionHash [, callback])

Returns a transaction matching the given transaction hash.


  1. String - The transaction hash.
  2. Function - (optional) If you pass a callback the HTTP request is made asynchronous. See this note for details.

web3.ETH.sendTransaction will return The 32 Bytes transaction hash as HEX string.

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