22 lines
		
	
	
		
			374 B
		
	
	
	
		
			Go
		
	
	
	
	
	
		
		
			
		
	
	
			22 lines
		
	
	
		
			374 B
		
	
	
	
		
			Go
		
	
	
	
	
	
|   | 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) | ||
|  | } |