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A token is a transferable, divisible object on the blockchain, such as a subcurrency or a prediction market share.

1 vote

How can I verify that token balance (not ether balance) sent in a transaction were indeed tr...

According to the transfer function in contract, it will return false if the sender balance doesn't have enough balance to send to the receiver. By tracing the transaction with parity, it will return a …
Roy Pun's user avatar
  • 209
4 votes
4 answers
2k views

How can I verify that token balance (not ether balance) sent in a transaction were indeed tr...

DGD, DAO) balance is transferred, there is no need to verify that the address has enough tokens before sending the transaction. …
Roy Pun's user avatar
  • 209
2 votes
1 answer
1k views

Can I call contract function (balanceOf) based on block number?

I want to check the DAO balance address in the specify time(block number) Is it possible to specify the block number when calling a contract function in web3. var contract = web3.eth.contract(abi). …
Roy Pun's user avatar
  • 209