type Charset string

const (
	Alphanumeric Charset = Alphabetic + Numeric
	Alphabetic   Charset = "abcdefghijklmnopqrstuvwxyz" + "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
	Numeric      Charset = "0123456789"
	Hex          Charset = Numeric + "abcdef"
)

type Random struct {
	// contains filtered or unexported fields
}