Add More Examples & Categorized in Folders & TOC

Former-commit-id: ce4d711a75a4ba08ffab075e6baa88724725885b

_examples/examples/beginner/read-json/main.go

@@ -0,0 +1,36 @@
+package main
+
+import (
+	"gopkg.in/kataras/iris.v6"
+	"gopkg.in/kataras/iris.v6/adaptors/httprouter"
+)
+
+type Company struct {
+	Name  string
+	City  string
+	Other string
+}
+
+func MyHandler(ctx *iris.Context) {
+	c := &Company{}
+	if err := ctx.ReadJSON(c); err != nil {
+		ctx.Log(iris.DevMode, err.Error())
+		return
+	}
+
+	ctx.Writef("Company: %#v\n", c)
+}
+
+func main() {
+	app := iris.New()
+	// output startup banner and error logs on os.Stdout
+	app.Adapt(iris.DevLogger())
+	// set the router, you can choose gorillamux too
+	app.Adapt(httprouter.New())
+
+	// use postman or whatever to do a POST request
+	// to the http://localhost:8080 with BODY: JSON PAYLOAD
+	// and Content-Type to application/json
+	app.Post("/", MyHandler)
+	app.Listen(":8080")
+}