Section8-72

Section8/70.go

@@ -0,0 +1,10 @@
+package main
+
+import "fmt"
+
+func main() {
+	var numbers [4]int
+
+	fmt.Printf("%v\n", numbers)
+	fmt.Printf("%#v\n", numbers)
+}

Section8/71.go

@@ -0,0 +1,35 @@
+package main
+
+import "fmt"
+
+func main() {
+	var numbers [4]int
+
+	fmt.Printf("%v\n", numbers)
+	fmt.Printf("%#v\n", numbers)
+
+	var a1 = [4]float64{}
+	fmt.Printf("%#v\n", a1)
+
+	var a2 = [3]int{-10, 1, 100}
+	fmt.Printf("%#v\n", a2)
+
+	a3 := [4]string{"Dan", "Diana", "Paul", "John"}
+	fmt.Printf("%#v\n", a3)
+
+	a4 := [4]string{"x", "y"}
+	fmt.Printf("%#v\n", a4)
+
+	a5 := [...]int{1, 2, 61, 44, -9, 66}
+	fmt.Printf("%#v\n", a5)
+	fmt.Printf("The lenght of the array is %d\n", len(a5))
+
+	a6 := [...]int{
+		1,
+		2,
+		3,
+		4,
+		5, //comma mandatory on per line elements
+	}
+	fmt.Printf("%#v\n", a6)
+}

Section8/72.go

@@ -0,0 +1,37 @@
+package main
+
+import (
+	"fmt"
+	"strings"
+)
+
+func main() {
+	numbers := [3]int{10, 20, 30}
+	fmt.Printf("%#v\n", numbers)
+
+	numbers[0] = 7
+	fmt.Printf("%#v\n", numbers)
+
+	for i, v := range numbers {
+		fmt.Println("index:", i, " value:", v)
+	}
+
+	fmt.Println(strings.Repeat("#", 20))
+	for i := 0; i < len(numbers); i++ {
+		fmt.Println("index:", i, " value:", numbers[i])
+	}
+
+	balances := [2][3]int{
+		{5, 6, 7},
+		[3]int{8, 9, 10},
+	}
+	fmt.Println(balances)
+
+	m := [3]int{1, 2, 3}
+	n := m
+
+	fmt.Println("n is equal to m:", n == m)
+	
+	m[0] = -1
+	fmt.Println("n is equal to m:", n == m)
+}