func unicode/utf8.ValidRune

6 uses

	unicode/utf8 (current package)
		utf8.go#L570: func ValidRune(r rune) bool {

	bytes
		bytes.go#L168: 	case !utf8.ValidRune(r):

	strconv
		quote.go#L60: 	if !utf8.ValidRune(r) {
		quote.go#L106: 		case !utf8.ValidRune(r):
		quote.go#L325: 		if !utf8.ValidRune(v) {

	strings
		strings.go#L132: 	case !utf8.ValidRune(r):

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