update book code

eBook/examples/chapter_5/string_conversion2.go

@@ -1,25 +1,25 @@
-package main
-
-import (
-	"fmt"
-	"strconv"
-)
-
-func main() {
-	var orig string = "ABC"
-	// var an int
-	var newS string
-	// var err error
-
-	fmt.Printf("The size of ints is: %d\n", strconv.IntSize)	  
-	// anInt, err = strconv.Atoi(origStr)
-	an, err := strconv.Atoi(orig)
-	if err != nil {
-		fmt.Printf("orig %s is not an integer - exiting with error\n", orig)
-		return
-	} 
-	fmt.Printf("The integer is %d\n", an)
-	an = an + 5
-	newS = strconv.Itoa(an)
-	fmt.Printf("The new string is: %s\n", newS)
-}
+package main
+
+import (
+	"fmt"
+	"strconv"
+)
+
+func main() {
+	var orig string = "ABC"
+	// var an int
+	var newS string
+	// var err error
+
+	fmt.Printf("The size of ints is: %d\n", strconv.IntSize)	  
+	// anInt, err = strconv.Atoi(origStr)
+	an, err := strconv.Atoi(orig)
+	if err != nil {
+		fmt.Printf("orig %s is not an integer - exiting with error\n", orig)
+		return
+	} 
+	fmt.Printf("The integer is %d\n", an)
+	an = an + 5
+	newS = strconv.Itoa(an)
+	fmt.Printf("The new string is: %s\n", newS)
+}