参考
https://bbs.csdn.net/topics/394514067
func IsNum(s string) bool {
_, err := strconv.ParseFloat(s, 64)
return err == nil
}
参考
https://bbs.csdn.net/topics/394514067
func IsNum(s string) bool {
_, err := strconv.ParseFloat(s, 64)
return err == nil
}