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Results tagged with web3js
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user 4699
Javascript API and library for Ethereum To develop applications on Ethereum, you can use the web3 object provided by the web3.js library. Under the hood it communicates to a local node through RPC calls. web3.js works with any Ethereum node, which exposes an RPC layer. https://github.com/ethereum/wiki/wiki/JavaScript-API
4
votes
1
answer
934
views
When a contract calls another contracts, can it return values?
When a contract calls another contract, are values returned ? I've seen things like:
function foo() external returns (bool success) {
if( ... ) throw;
return true;
}
But have read that call …
- 157
6
votes
2
answers
13k
views
Send transaction using MetaMask injected web 3
Metamasks injected web3 gives an error when using web3.eth.sendTransaction()
web3.eth.sendTransaction({from:web3.eth.accounts[0], to:'', data: // hash to interact with contraact, gas:85000});
Wh …
- 157