# Capitalize *Str
Capitalize
returns a new instance of Str with the first character capitalized.
# Signature
func (s *Str) Capitalize() *Str
# Examples
str.New("hello").Capitalize().String()
// "Hello"
str.New("_ _ _").Capitalize().String()
// "_ _ _"
str.New("hello World").Capitalize().String()
// "Hello World"