package main import ( "fmt" "net/http" ) func helloHandler(w http.ResponseWriter, r *http.Request) { fmt.Fprintf(w, "Hello, you've reached %s!", r.URL.Path) } func main() { http.HandleFunc("/", helloHandler) // Route requests to the handler fmt.Println("Starting server on :8080...") http.ListenAndServe(":8080", nil) // Listen on port 8080 } Use code with caution. Copied to clipboard

build-web-application-with-golang/en/07.4.md at master - GitHub

: Starts the server. If it fails, it returns an error you can log. 3. Key Concepts for Web Apps

Building web applications with Go (Golang) is popular because of its high performance, native support for concurrency, and a robust standard library that often eliminates the need for heavy frameworks. 1. Core Tools and Setup

: This is the foundation of almost all Go web apps. It provides everything needed to create HTTP clients and servers. 2. Building a Simple Web Server

: Initialize your project by running go mod init in your terminal.

: Registers a pattern (like / ) and a function to handle it.