array address pointer example

main.go

@@ -49,4 +49,7 @@ func main() {
 	pointers.Demo1(&number)
 	fmt.Println("Number in Main go file", number)
 
+	numbers:=[]int{1,2,3}
+	pointers.Demo2(numbers)
+	fmt.Println("Numbers in Main", numbers[0])
 }

pointers/demo2.go

@@ -0,0 +1,8 @@
+package pointers
+
+import "fmt"
+
+func Demo2(numbers []int)  {
+	numbers[0] = 100
+	fmt.Println("Number in Demo file", numbers[0])
+}