Add notes for the new lead maintainer of the open-source iris project and align with @get-ion/ion by @hiveminded

Former-commit-id: da4f38eb9034daa49446df3ee529423b98f9b331

_examples/view/context-view-data/main.go

@@ -0,0 +1,56 @@
+package main
+
+import (
+	"time"
+
+	"github.com/kataras/iris"
+	"github.com/kataras/iris/context"
+)
+
+const (
+	DefaultTitle  = "My Awesome Site"
+	DefaultLayout = "layouts/layout.html"
+)
+
+func main() {
+	app := iris.New()
+	// output startup banner and error logs on os.Stdout
+
+	// set the view engine target to ./templates folder
+	app.RegisterView(iris.HTML("./templates", ".html").Reload(true))
+
+	app.Use(func(ctx context.Context) {
+		// set the title, current time and a layout in order to be used if and when the next handler(s) calls the .Render function
+		ctx.ViewData("Title", DefaultTitle)
+		now := time.Now().Format(ctx.Application().ConfigurationReadOnly().GetTimeFormat())
+		ctx.ViewData("CurrentTime", now)
+		ctx.ViewLayout(DefaultLayout)
+
+		ctx.Next()
+	})
+
+	app.Get("/", func(ctx context.Context) {
+		ctx.ViewData("BodyMessage", "a sample text here... setted by the route handler")
+		if err := ctx.View("index.html"); err != nil {
+			ctx.Application().Logger().Infof(err.Error())
+		}
+	})
+
+	app.Get("/about", func(ctx context.Context) {
+		ctx.ViewData("Title", "My About Page")
+		ctx.ViewData("BodyMessage", "about text here... setted by the route handler")
+
+		// same file, just to keep things simple.
+		if err := ctx.View("index.html"); err != nil {
+			ctx.Application().Logger().Infof(err.Error())
+		}
+	})
+
+	// http://localhost:8080
+	// http://localhost:8080/about
+	app.Run(iris.Addr(":8080"))
+}
+
+// Notes: ViewData("", myCustomStruct{}) will set this myCustomStruct value as a root binding data,
+// so any View("other", "otherValue") will probably fail.
+// To clear the binding data: ctx.Set(ctx.Application().ConfigurationReadOnly().GetViewDataContextKey(), nil)