Questions tagged [decoding]
The decoding tag has no usage guidance.
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Anyone with knowledge in org.web3j.abi.Type Decoder?
I am trying to decode a String with this code that I found but I have not been able to do it.
String to = inputdata.substring(10, 74);
String value = inputdata.substring(74, 138);
Method refMethod = ...
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How to decode the input data in java?
I receive the input data as the image shows. And when I try to decode it with the method:
String inputdata = null;
Optional<Transaction> tx = web3.ethGetTransactionByHash(txHash).send()....
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How to decode transfer log data Node
I am trying to decode transfer log to get the addresses to and from, and potentially the value but most important address from and to.
const subscribe = () => {
subscription = web3.eth....
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24 views
Deserialising bytes to a solidity struct
Say I have a struct like
struct AppState {
address player1;
address player2;
uint256 winner;
uint256[100] board;
uint256 move;
}
Now I have a function which receives a byte ...
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1answer
408 views
How to unpack/decode parameters encoded with web3.eth.abi.encodeParameters in Solidity?
My client app (nodejs) packs some arguments to pass to a smart contracts as bytes _data (similar to ERC223 calls with fallback). I pack the arguments in my JS client like this:
const packedArgs = ...
