A simple hello world web server that accepts one param. Written in Go

helloWebServer.go

//hello.go
package main

import (
	"encoding/json"
	"fmt"
	"net/http"
)

func handler(writer http.ResponseWriter, request *http.Request) {
	fmt.Fprintf(writer, "Welcome, %s!", request.URL.Path[1:])
}

type Message struct {
	Message string
	Code int
}


func about (writer http.ResponseWriter, request *http.Request) {
	writer.Header().Set("Content-Type", "application/json; charset=utf-8")

	m := Message{Message:"Welcome to the SandovalEffect API, build v0.0.001.992, 6/22/2015 0340 UTC.",
				 Code:100}
	b, err := json.Marshal(m)

	if err != nil {
		panic(err)
	}

	writer.Write(b)
}


func main() {
	port := "8080"
	fmt.Printf("Web server running in port %s", port)
	http.HandleFunc("/", handler)
	http.HandleFunc("/about/", about)
	http.ListenAndServe(":"+port, nil)
}