Introduction

Out of the box, Go is an excellent choice for writing web applications. The built-in net/http packages combined with packages like html/template allow for fully-featured modern web applications out of the box. It's so easy that it encourages spinning up web interfaces for management of even basic long-running applications. Although the standard library is fully featured, there are still a large variety of third-party web packages for everything from routes to full-stack frameworks including these:

• https://github.com/urfave/negroni
• https://github.com/gin-gonic/gin
• https://github.com/labstack/echo
• http://www.gorillatoolkit.org/
• https://github.com/julienschmidt/httprouter

The recipes in this chapter will focus on basic tasks you might run into when working with handlers, when navigating response and request objects, and in dealing with concepts such as middleware.