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Results tagged with contract-invocation
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user 8873
Questions regarding the act of calling or interacting with (a.k.a. invoking) a contract on the Ethereum blockchain by a user or another contract on the blockchain. Includes both local invocation by call and global invocation by transaction.
2
votes
1
answer
577
views
Calling a function from a function undeclared identifier
I get an error message on the line returnString("testing"); that says:
DeclarationError: Undeclared identifier.
returnString("testing");
function returnString (string checkers) external vie …
- 358
1
vote
How to get token holders via json RPC
I was looking through my old questions and figured I would answer. Note that this answer is mainly about ERC20 tokens.
Basically you have to get the contracts ABI and set it to the contract address l …
- 358
2
votes
2
answers
2k
views
web3 js eth.contract equivalent in PHP
var Web3 = require('web3');
var web3 = new Web3();
web3.setProvider(new web3.providers.HttpProvider("http://blahblah.com:8545"));
var token = web3.eth.contract(ABI).at("x0x_contract_address")
How wo …
- 358
2
votes
3
answers
3k
views
How to get token holders via json RPC
So I want to get the token holders of a token like this: https://ropsten.etherscan.io/token/0xfa68d281e7ff1a8e9393428ba0abe8961cf342cb#balances
Via my Ethereum node. I tried: https://github.com/ether …
- 358