diff --git a/example/main.go b/example/return/main.go
similarity index 100%
rename from example/main.go
rename to example/return/main.go
diff --git a/example/return_by_func/main.go b/example/return_by_func/main.go
new file mode 100644
index 0000000..4c6b949
--- /dev/null
+++ b/example/return_by_func/main.go
@@ -0,0 +1,22 @@
+package main
+
+import (
+	"fmt"
+	if_expression "github.com/golang-infrastructure/go-if-expression"
+)
+
+func main() {
+
+	r := if_expression.ReturnByFunc(true, func() string {
+		fmt.Println("True分支被执行了")
+		return "是"
+	}, func() string {
+		fmt.Println("False分支被执行了")
+		return "否"
+	})
+	fmt.Println(r)
+	// Output:
+	// True分支被执行了
+	// 是
+
+}