22 lines
374 B
Go
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2018-12-05 15:02:03 +03:00
package main
import (
"fmt"
"strings"
)
func main() {
books := [...]string{"Kafka's Revenge", "Stay Golden", "Everythingship"}
upper, lower := books, books
for i := range books {
upper[i] = strings.ToUpper(upper[i])
lower[i] = strings.ToLower(lower[i])
}
fmt.Printf("books: %q\n", books)
fmt.Printf("upper: %q\n", upper)
fmt.Printf("lower: %q\n", lower)
}