go if else
func main() {
	// Basic one
	if x > 10 {
		return x
	} else if x == 10 {
		return 10
	} else {
		return -x
	}
	// You can put one statement before the condition
	if a := b + c; a < 42 {
		return a
	} else {
		return a - 42
	}
	// Type assertion inside if
	var val interface{}
	val = "foo"
	if str, ok := val.(string); ok {
		fmt.Println(str)
	}
}
