For example if I want to warn my user that he make mistake in contract address.
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1Though this doesn't help if there is a contract at the given address, but it's the wrong contract.– Richard HorrocksApr 28, 2018 at 17:43
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Should this question be edited to focus on Richard's second comment? Otherwise this question is a duplicate of the other questions raised in the comments.– eth ♦May 1, 2018 at 7:42
1 Answer
If you want to check whether an particular address contain some code just run below command from geth
web3.eth.getCode (addressstring). For more info https://googleweblight.com/i?u=https://web3js.readthedocs.io/en/1.0/web3-eth.html&hl=en-IN Or you can simply check on etherescan.io