Pagination API for golang slices
#Example
import(
"fmt"
"github.com/goibibo/gopage"
)
func main() {
p, _ := gopage.NewPaginator([]int{1, 2, 3, 4, 5})
p.SetPageSize(2)
fmt.Println(p.Page(1))
fmt.Println(p.Page(2))
fmt.Println(p.Page(3))
}