After set up a private clique chain and issued a ERC20 token contract.
I compared token transfer gas between estimated amount by
web3.eth.estimateGas() and used gas from transaction log. They are identical, say
Using same contract and transfer parameter, also tried on Rinkeby testnet.
although the estimated and used gas is still same. however its absolute value say
numberB is not equal to
How should I understand this result? Thanks