Studying the etherscan platform and some contracts,
-->> accounts >> contract accounts >> selecting one contract
,
under Contract Code there is an option to switch between Bytecodes View and Opcodes View.
What exactly is Opcodes View here and what does it represent?
There are some keywords like PUSH1
, MSTORE
, MLOAD
, DUP1
, GAS
, SUB
and CALLCODE
in this view that repeat frequently.
What are these and what do they do?