I am trying to create a simple random function but it gives me an error. I can't figure out what I do wrong. Solidity 0.5.0;
function random() private view returns(uint){
uint source = block.difficulty + now;
return uint(keccak256(source));
}
TypeError: Invalid type for argument in function call. Invalid implicit conversion from uint256 to bytes memory requested. This function requires a single bytes argument. Use abi.encodePacked(...) to obtain the pre-0.5.0 behaviour or abi.encode(...) to use ABI encoding. return uint(keccak256(source));