【王子华】 test

kingofzihua · Feb 5, 2021 · 6c12d68 · 6c12d68
1 parent 638122f
commit 6c12d68
Showing 1 changed file with 20 additions and 0 deletions.
diff --git a/kingofzihua/div.go b/kingofzihua/div.go
@@ -0,0 +1,20 @@
+package main
+
+import (
+	"errors"
+	"fmt"
+)
+
+func div(a, b int) (int, error) {
+	if b == 0 {
+		return 0, errors.New("division by zero")
+	}
+
+	return a / b, nil
+}
+
+func main() {
+	fmt.Println(div(1, 1))
+	fmt.Println(div(1, 0))
+	fmt.Println(div(1, -1))
+}