Add some _examples in the main repository too.

Former-commit-id: 98895c34115ec2076b431332f0ffe9645adf7590

_examples/examples/forms/main.go

@@ -0,0 +1,47 @@
+package main
+
+import (
+	"gopkg.in/kataras/iris.v6"
+	"gopkg.in/kataras/iris.v6/adaptors/httprouter"
+	"gopkg.in/kataras/iris.v6/adaptors/view"
+)
+
+// ContactDetails the information from user
+type ContactDetails struct {
+	Email   string `form:"email"`
+	Subject string `form:"subject"`
+	Message string `form:"message"`
+}
+
+func main() {
+	app := iris.New()
+	app.Adapt(httprouter.New())
+
+	// Parse all files inside `./mytemplates` directory ending with `.html`
+	app.Adapt(view.HTML("./mytemplates", ".html"))
+
+	app.Get("/", func(ctx *iris.Context) {
+		ctx.Render("forms.html", nil)
+	})
+
+	// Equivalent with app.HandleFunc("POST", ...)
+	app.Post("/", func(ctx *iris.Context) {
+
+		// details := ContactDetails{
+		// 	Email:   ctx.FormValue("email"),
+		// 	Subject: ctx.FormValue("subject"),
+		// 	Message: ctx.FormValue("message"),
+		// }
+
+		// or simply:
+		var details ContactDetails
+		ctx.ReadForm(&details)
+
+		// do something with details
+		_ = details
+
+		ctx.Render("forms.html", struct{ Success bool }{true})
+	})
+
+	app.Listen(":8080")
+}