package mutable import "fmt" func ExampleReverse() { list := []int{0, 1, 2, 3, 4, 5} Reverse(list) fmt.Printf("%v", list) // Output: [5 4 3 2 1 0] } // Fill fills elements of array with `initial` value. // Play: https://go.dev/play/p/VwR34GzqEub func Fill[T any, Slice ~[]T](collection Slice, initial T) { for i := range collection { collection[i] = initial } }