event UserModified(
address user,
string name
) anonymous;
event UserModified(
address user,
uint64 groupid
);
contract user {
function set_name(address user, string name) public {
emit UserModified({ user: user, name: name });
}
function set_groupid(address user, uint64 id) public {
emit UserModified({ user: user, groupid: id });
}
}