What actions can be performed using slicing in a programming language?

In the Go language, slices allow working with sequences of elements of dynamic size. With slices, you can:

• Obtain subsets of an array or another slice (slice a part of the data).
• Add elements using the append function.
• Modify elements by index.
• Pass slices to functions for working with dynamic collections.

Example of using a slice:

package main
import "fmt"

func main() {
    arr := [5]int{1, 2, 3, 4, 5}
    s := arr[1:4]  // slice of elements with indices 1, 2, 3
    fmt.Println(s) // [2 3 4]

    s = append(s, 6) // add an element
    fmt.Println(s)    // [2 3 4 6]
}