slices_pointer_value_semantics.go

package main

import (
	"fmt"
)

func main() {
	// using the value semantic for of the range
	friends := []string{"Annie", "Betty", "Charley", "Doug", "Edward"}
	for _, v := range friends {
		friends = friends[:2]
		fmt.Printf("v[%s] \n", v)
	}
	// fmt.Printf("Hello, Friends: %v ", friends)
	fmt.Println("==============================")
	friends = []string{"Annie", "Betty", "Charley", "Doug", "Edward"}
	// using the pointer semantics of the for range
	for i := range friends {
		friends = friends[:2]
		fmt.Printf("v[%s] \n", friends[i])
		//After prin Betty => panic: runtime error: index out of range
	}
}