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Results tagged with etherscan
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user 100356
Etherscan is a search engine that allows Ethereum blockchain users to look up, confirm and validate transactions that have taken place on the blockchain.
1
vote
How to distinguish between a contract and wallet address?
The contract have codesize > 0. In solidity code you can check it by:
uint32 size;
assembly {
size := extcodesize(_addr)
}
return (size > 0);
}
Diagrams:
- 191