Go语言入门教程：从Hello World到构建RESTful API的完整指南
package main
import "fmt"
func main() {
fmt.Println("Hello, World!")
}
name := "Go语言" age := 10
go func() {
fmt.Println("这是在goroutine中执行")
}()
package main
import (
"encoding/json"
"net/http"
)
type User struct {
ID int `json:"id"`
Name string `json:"name"`
}
var users = []User{
{ID: 1, Name: "Alice"},
{ID: 2, Name: "Bob"},
}
func main() {
http.HandleFunc("/users", usersHandler)
http.ListenAndServe(":8080", nil)
}
func usersHandler(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "application/json")
json.NewEncoder(w).Encode(users)
}