Add More Examples & Categorized in Folders & TOC

Former-commit-id: ce4d711a75a4ba08ffab075e6baa88724725885b

_examples/examples/intermediate/request-logger/main.go

@@ -0,0 +1,53 @@
+package main
+
+import (
+	"gopkg.in/kataras/iris.v6"
+	"gopkg.in/kataras/iris.v6/adaptors/httprouter"
+	"gopkg.in/kataras/iris.v6/middleware/logger"
+)
+
+func main() {
+	app := iris.New()
+
+	app.Adapt(iris.DevLogger()) // it just enables the print of the iris.DevMode logs. Enable it to view the middleware's messages.
+	app.Adapt(httprouter.New())
+
+	customLogger := logger.New(logger.Config{
+		// Status displays status code
+		Status: true,
+		// IP displays request's remote address
+		IP: true,
+		// Method displays the http method
+		Method: true,
+		// Path displays the request path
+		Path: true,
+	})
+
+	app.Use(customLogger)
+
+	app.Get("/", func(ctx *iris.Context) {
+		ctx.Writef("hello")
+	})
+
+	app.Get("/1", func(ctx *iris.Context) {
+		ctx.Writef("hello")
+	})
+
+	app.Get("/2", func(ctx *iris.Context) {
+		ctx.Writef("hello")
+	})
+
+	// log http errors
+	errorLogger := logger.New()
+
+	app.OnError(iris.StatusNotFound, func(ctx *iris.Context) {
+		errorLogger.Serve(ctx)
+		ctx.Writef("My Custom 404 error page ")
+	})
+
+	// http://localhost:8080
+	// http://localhost:8080/1
+	// http://localhost:8080/2
+	app.Listen(":8080")
+
+}