more tutorial

examples/tutorial/params/func.go

@@ -0,0 +1,30 @@
+package main
+
+import (
+	"fmt"
+	"log"
+	"net/url"
+	"os"
+)
+
+func main() {
+	s := os.Getenv("REQUEST_URL")
+
+	fmt.Printf("REQUEST_URL --> %v\n\n", s)
+
+	u, err := url.Parse(s)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	m, _ := url.ParseQuery(u.RawQuery)
+
+	if len(m) == 0 {
+		fmt.Println("Try adding some URL params like &id=123")
+	} else {
+		for k, v := range m {
+			fmt.Printf("found param: %v, val: %v\n", k, v[0])
+		}
+	}
+
+}