1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 | import ( "unicode")func Ucfirst(str string) string { for i, v := range str { return string(unicode.ToUpper(v)) + str[i+1:] } return ""}func Lcfirst(str string) string { for i, v := range str { return string(unicode.ToLower(v)) + str[i+1:] } return ""} |