func unicode.ToUpper

5 uses

	unicode (current package)
		letter.go#L250: func ToUpper(r rune) rune {
		letter.go#L286: 		r1 = ToUpper(r)
		letter.go#L366: 	return ToUpper(r)

	bytes
		bytes.go#L638: 	return Map(unicode.ToUpper, s)

	strings
		strings.go#L576: 	return Map(unicode.ToUpper, s)