Pointers

2moretypes/pointer.go

@@ -0,0 +1,25 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("pointers stores memory address of a value")
+	fmt.Println("zero value of pointers are nil")
+	fmt.Println("The & operand return memory of a value")
+	i := 42
+	p := &i
+
+	fmt.Printf("%T, %v \n", *p, *p)
+	fmt.Printf("%T, %v \n\n", p, p)
+	fmt.Print(p)
+	fmt.Printf("\n")
+	fmt.Print(*p)
+	fmt.Printf("\n")
+
+	*p = 21
+	fmt.Println(i)
+
+	fmt.Println("Unlike C, Go has no pointer arithmetic !!!")
+}