diff --git a/2022/01/golang_demo1/.gitignore b/2022/01/golang_demo1/.gitignore
new file mode 100644
index 0000000..c38fa4e
--- /dev/null
+++ b/2022/01/golang_demo1/.gitignore
@@ -0,0 +1,2 @@
+.idea
+*.iml
diff --git a/2022/01/golang_demo1/Program.go b/2022/01/golang_demo1/Program.go
new file mode 100644
index 0000000..a6ea32b
--- /dev/null
+++ b/2022/01/golang_demo1/Program.go
@@ -0,0 +1,23 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+)
+
+func main() {
+	fmt.Println("Hello World!!!")
+	f := func(writer http.ResponseWriter, req *http.Request) {
+		writer.Header().Set("Content-Type", "application/json")
+		m := map[string]string{
+			"result": "ok",
+		}
+		p, _ := json.Marshal(m)
+		writer.WriteHeader(201)
+		_, _ = writer.Write(p)
+	}
+
+	http.HandleFunc("/", f)
+	_ = http.ListenAndServe(":8080", nil)
+}