I want to use the ERC223
approveAndCall() || ERC677
transferAndCall() functionality in a contract.
I can take the _extraData string
And convert it into a
but in the returning
tokenFallback() function I can't work out how to convert this back into an address and two arrays of
Edit: Maybe I shouldn't be starting from a string. Is there a way to stick addresses, ints, uints, byte32 etc. together into a byte format, and extract (assuming you know how they were put together).