GoRange-Go实例教程|

Go Range

package main



import "fmt"



func main() {

   /* create a slice */

   numbers := []int{0,1,2,3,4,5,6,7,8} 



   /* print the numbers */

   for i:= range numbers {

      fmt.Println("Slice item",i,"is",numbers[i])

   }



   /* create a map*/

   countryCapitalMap := map[string] string {"France":"Paris","Italy":"Rome","Japan":"Tokyo"}



   /* print map using keys*/

   for country := range countryCapitalMap {

      fmt.Println("Capital of",country,"is",countryCapitalMap[country])

   }



   /* print map using key-value*/

   for country,capital := range countryCapitalMap {

      fmt.Println("Capital of",country,"is",capital)

   }

}