✨Feat: 多返回值函数

main.go

@@ -5,6 +5,22 @@ import (
 	"math"
 )
 
+func add(x int, y int) int {
+	return x + y
+}
+
+func add2(x, y int) int {
+	return x + y
+}
+
+func swap(x, y string) (string, string) {
+	return y, x
+}
+
 func main() {
 	fmt.Println("You know Pi =", math.Pi)
+	fmt.Println("And You know 1+2 =", add(1, 2))
+	fmt.Println("And You know 1+2 =", add2(1, 2), "Using syntax sugar")
+	a, b := swap("hello", "world")
+	fmt.Println("And You know swap('hello', 'world') =", a, b)
 }