add Context.ReadParams method

_examples/request-body/read-params/main.go

@@ -0,0 +1,37 @@
+// package main contains an example on how to use the ReadQuery,
+// same way you can do the ReadJSON & ReadProtobuf and e.t.c.
+package main
+
+import (
+	"github.com/kataras/iris/v12"
+)
+
+type myParams struct {
+	Name string   `param:"name"`
+	Age  int      `param:"age"`
+	Tail []string `param:"tail"`
+}
+
+func main() {
+	app := newApp()
+
+	// http://localhost:8080/kataras/27/iris/web/framework
+	// MyType: main.MyType{Name:"kataras", Age:27, Tail:[]string{"iris", "web", "framework"}}
+	app.Listen(":8080")
+}
+
+func newApp() *iris.Application {
+	app := iris.New()
+
+	app.Get("/{name}/{age:int}/{tail:path}", func(ctx iris.Context) {
+		var p myParams
+		if err := ctx.ReadParams(&p); err != nil {
+			ctx.StopWithError(iris.StatusInternalServerError, err)
+			return
+		}
+
+		ctx.Writef("myParams: %#v", p)
+	})
+
+	return app
+}