string转成int:
int, err := strconv.Atoi(string)
string转成int64:
int64, err := strconv.ParseInt(string, 10, 64)
string转成uint64:
uint64, err := strconv.ParseUint(string, 10, 64)
int转成string:
string := strconv.Itoa(int)
int64转成string:
string := strconv.FormatInt(int64,10)
uint64转成string:
string := strconv.FormatUint(uint64,10)